Home / 109,660.07-151,331.35-59,359.07

Finding the Fourth Proportional to 109,660.07, 151,331.35 and 59,359.07

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Solution

The fourth proportional to 109,660.07, 151,331.35 and 59,359.07 is: 81,915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,660.07 : 151,331.35 = 59,359.07 : x
  2. Step 2: Convert to fraction form
    109,660.07/151,331.35 = 59,359.07/x
  3. Step 3: Cross multiply
    109,660.07x = 151,331.35 × 59,359.07
  4. Step 4: Simplify right side
    109,660.07x = 8,982,887,441.19
  5. Step 5: Solve for x
    x = 8,982,887,441.19/109,660.07
  6. Step 6: Final answer
    x = 81,915.76

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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.