Home / 73,720,391.06-101,754,376.80-42,790,524.86

Finding the Fourth Proportional to 73,720,391.06, 101,754,376.80 and 42,790,524.86

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Solution

The fourth proportional to 73,720,391.06, 101,754,376.80 and 42,790,524.86 is: 59,062,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,720,391.06 : 101,754,376.80 = 42,790,524.86 : x
  2. Step 2: Convert to fraction form
    73,720,391.06/101,754,376.80 = 42,790,524.86/x
  3. Step 3: Cross multiply
    73,720,391.06x = 101,754,376.80 × 42,790,524.86
  4. Step 4: Simplify right side
    73,720,391.06x = 4,354,123,190,074,207
  5. Step 5: Solve for x
    x = 4,354,123,190,074,207/73,720,391.06
  6. Step 6: Final answer
    x = 59,062,670.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.