Home / 96,140.46-144,227.31-42,851.40

Finding the Fourth Proportional to 96,140.46, 144,227.31 and 42,851.40

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Solution

The fourth proportional to 96,140.46, 144,227.31 and 42,851.40 is: 64,284.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,140.46 : 144,227.31 = 42,851.40 : x
  2. Step 2: Convert to fraction form
    96,140.46/144,227.31 = 42,851.40/x
  3. Step 3: Cross multiply
    96,140.46x = 144,227.31 × 42,851.40
  4. Step 4: Simplify right side
    96,140.46x = 6,180,342,151.73
  5. Step 5: Solve for x
    x = 6,180,342,151.73/96,140.46
  6. Step 6: Final answer
    x = 64,284.51

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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.