Home / 110,812.40-152,934.24-62,415.92

Finding the Fourth Proportional to 110,812.40, 152,934.24 and 62,415.92

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Solution

The fourth proportional to 110,812.40, 152,934.24 and 62,415.92 is: 86,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,812.40 : 152,934.24 = 62,415.92 : x
  2. Step 2: Convert to fraction form
    110,812.40/152,934.24 = 62,415.92/x
  3. Step 3: Cross multiply
    110,812.40x = 152,934.24 × 62,415.92
  4. Step 4: Simplify right side
    110,812.40x = 9,545,531,289.10
  5. Step 5: Solve for x
    x = 9,545,531,289.10/110,812.40
  6. Step 6: Final answer
    x = 86,141.36

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1.5x scale

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.