Home / 124,358.26-171,618.04-67,773.28

Finding the Fourth Proportional to 124,358.26, 171,618.04 and 67,773.28

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Solution

The fourth proportional to 124,358.26, 171,618.04 and 67,773.28 is: 93,529.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,358.26 : 171,618.04 = 67,773.28 : x
  2. Step 2: Convert to fraction form
    124,358.26/171,618.04 = 67,773.28/x
  3. Step 3: Cross multiply
    124,358.26x = 171,618.04 × 67,773.28
  4. Step 4: Simplify right side
    124,358.26x = 11,631,117,477.97
  5. Step 5: Solve for x
    x = 11,631,117,477.97/124,358.26
  6. Step 6: Final answer
    x = 93,529.11

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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.