Home / 124,053.12-171,191.70-67,463.28

Finding the Fourth Proportional to 124,053.12, 171,191.70 and 67,463.28

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Solution

The fourth proportional to 124,053.12, 171,191.70 and 67,463.28 is: 93,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,053.12 : 171,191.70 = 67,463.28 : x
  2. Step 2: Convert to fraction form
    124,053.12/171,191.70 = 67,463.28/x
  3. Step 3: Cross multiply
    124,053.12x = 171,191.70 × 67,463.28
  4. Step 4: Simplify right side
    124,053.12x = 11,549,153,590.78
  5. Step 5: Solve for x
    x = 11,549,153,590.78/124,053.12
  6. Step 6: Final answer
    x = 93,098.45

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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.