Home / 124,587.11-171,927.77-67,998.89

Finding the Fourth Proportional to 124,587.11, 171,927.77 and 67,998.89

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Solution

The fourth proportional to 124,587.11, 171,927.77 and 67,998.89 is: 93,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,587.11 : 171,927.77 = 67,998.89 : x
  2. Step 2: Convert to fraction form
    124,587.11/171,927.77 = 67,998.89/x
  3. Step 3: Cross multiply
    124,587.11x = 171,927.77 × 67,998.89
  4. Step 4: Simplify right side
    124,587.11x = 11,690,896,320.54
  5. Step 5: Solve for x
    x = 11,690,896,320.54/124,587.11
  6. Step 6: Final answer
    x = 93,837.13

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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.