Home / 54,969,402.85-82,454,104.28-42,055,386.55

Finding the Fourth Proportional to 54,969,402.85, 82,454,104.28 and 42,055,386.55

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Solution

The fourth proportional to 54,969,402.85, 82,454,104.28 and 42,055,386.55 is: 63,083,079.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,969,402.85 : 82,454,104.28 = 42,055,386.55 : x
  2. Step 2: Convert to fraction form
    54,969,402.85/82,454,104.28 = 42,055,386.55/x
  3. Step 3: Cross multiply
    54,969,402.85x = 82,454,104.28 × 42,055,386.55
  4. Step 4: Simplify right side
    54,969,402.85x = 3,467,639,227,919,132.50
  5. Step 5: Solve for x
    x = 3,467,639,227,919,132.50/54,969,402.85
  6. Step 6: Final answer
    x = 63,083,079.83

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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.