Home / 69,254.20-103,886.70-29,812.60

Finding the Fourth Proportional to 69,254.20, 103,886.70 and 29,812.60

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Solution

The fourth proportional to 69,254.20, 103,886.70 and 29,812.60 is: 44,721.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,254.20 : 103,886.70 = 29,812.60 : x
  2. Step 2: Convert to fraction form
    69,254.20/103,886.70 = 29,812.60/x
  3. Step 3: Cross multiply
    69,254.20x = 103,886.70 × 29,812.60
  4. Step 4: Simplify right side
    69,254.20x = 3,097,132,632.42
  5. Step 5: Solve for x
    x = 3,097,132,632.42/69,254.20
  6. Step 6: Final answer
    x = 44,721.22

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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.