Home / 67,429.05-101,143.59-23,056.21

Finding the Fourth Proportional to 67,429.05, 101,143.59 and 23,056.21

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Solution

The fourth proportional to 67,429.05, 101,143.59 and 23,056.21 is: 34,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,429.05 : 101,143.59 = 23,056.21 : x
  2. Step 2: Convert to fraction form
    67,429.05/101,143.59 = 23,056.21/x
  3. Step 3: Cross multiply
    67,429.05x = 101,143.59 × 23,056.21
  4. Step 4: Simplify right side
    67,429.05x = 2,331,987,851.19
  5. Step 5: Solve for x
    x = 2,331,987,851.19/67,429.05
  6. Step 6: Final answer
    x = 34,584.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.