Home / 109,660.14-151,331.22-59,359.14

Finding the Fourth Proportional to 109,660.14, 151,331.22 and 59,359.14

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Solution

The fourth proportional to 109,660.14, 151,331.22 and 59,359.14 is: 81,915.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,660.14 : 151,331.22 = 59,359.14 : x
  2. Step 2: Convert to fraction form
    109,660.14/151,331.22 = 59,359.14/x
  3. Step 3: Cross multiply
    109,660.14x = 151,331.22 × 59,359.14
  4. Step 4: Simplify right side
    109,660.14x = 8,982,891,074.35
  5. Step 5: Solve for x
    x = 8,982,891,074.35/109,660.14
  6. Step 6: Final answer
    x = 81,915.74

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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.