Home / 67,740.09-101,572.80-23,330.22

Finding the Fourth Proportional to 67,740.09, 101,572.80 and 23,330.22

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Solution

The fourth proportional to 67,740.09, 101,572.80 and 23,330.22 is: 34,982.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,740.09 : 101,572.80 = 23,330.22 : x
  2. Step 2: Convert to fraction form
    67,740.09/101,572.80 = 23,330.22/x
  3. Step 3: Cross multiply
    67,740.09x = 101,572.80 × 23,330.22
  4. Step 4: Simplify right side
    67,740.09x = 2,369,715,770.02
  5. Step 5: Solve for x
    x = 2,369,715,770.02/67,740.09
  6. Step 6: Final answer
    x = 34,982.47

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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.