Home / 88,331.61-121,886.54-59,713.53

Finding the Fourth Proportional to 88,331.61, 121,886.54 and 59,713.53

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Solution

The fourth proportional to 88,331.61, 121,886.54 and 59,713.53 is: 82,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,331.61 : 121,886.54 = 59,713.53 : x
  2. Step 2: Convert to fraction form
    88,331.61/121,886.54 = 59,713.53/x
  3. Step 3: Cross multiply
    88,331.61x = 121,886.54 × 59,713.53
  4. Step 4: Simplify right side
    88,331.61x = 7,278,276,169.24
  5. Step 5: Solve for x
    x = 7,278,276,169.24/88,331.61
  6. Step 6: Final answer
    x = 82,397.19

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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.