Home / 107,425.16-148,250.61-62,117.36

Finding the Fourth Proportional to 107,425.16, 148,250.61 and 62,117.36

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Solution

The fourth proportional to 107,425.16, 148,250.61 and 62,117.36 is: 85,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,425.16 : 148,250.61 = 62,117.36 : x
  2. Step 2: Convert to fraction form
    107,425.16/148,250.61 = 62,117.36/x
  3. Step 3: Cross multiply
    107,425.16x = 148,250.61 × 62,117.36
  4. Step 4: Simplify right side
    107,425.16x = 9,208,936,511.59
  5. Step 5: Solve for x
    x = 9,208,936,511.59/107,425.16
  6. Step 6: Final answer
    x = 85,724.21

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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.