Home / 124,559.60-171,892.68-67,971.92

Finding the Fourth Proportional to 124,559.60, 171,892.68 and 67,971.92

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Solution

The fourth proportional to 124,559.60, 171,892.68 and 67,971.92 is: 93,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,559.60 : 171,892.68 = 67,971.92 : x
  2. Step 2: Convert to fraction form
    124,559.60/171,892.68 = 67,971.92/x
  3. Step 3: Cross multiply
    124,559.60x = 171,892.68 × 67,971.92
  4. Step 4: Simplify right side
    124,559.60x = 11,683,875,493.55
  5. Step 5: Solve for x
    x = 11,683,875,493.55/124,559.60
  6. Step 6: Final answer
    x = 93,801.49

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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.