Home / 109,659.52-151,330.62-59,358.52

Finding the Fourth Proportional to 109,659.52, 151,330.62 and 59,358.52

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Solution

The fourth proportional to 109,659.52, 151,330.62 and 59,358.52 is: 81,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,659.52 : 151,330.62 = 59,358.52 : x
  2. Step 2: Convert to fraction form
    109,659.52/151,330.62 = 59,358.52/x
  3. Step 3: Cross multiply
    109,659.52x = 151,330.62 × 59,358.52
  4. Step 4: Simplify right side
    109,659.52x = 8,982,761,633.88
  5. Step 5: Solve for x
    x = 8,982,761,633.88/109,659.52
  6. Step 6: Final answer
    x = 81,915.02

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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.