Home / 109,532.43-151,154.76-59,231.43

Finding the Fourth Proportional to 109,532.43, 151,154.76 and 59,231.43

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Solution

The fourth proportional to 109,532.43, 151,154.76 and 59,231.43 is: 81,739.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,532.43 : 151,154.76 = 59,231.43 : x
  2. Step 2: Convert to fraction form
    109,532.43/151,154.76 = 59,231.43/x
  3. Step 3: Cross multiply
    109,532.43x = 151,154.76 × 59,231.43
  4. Step 4: Simplify right side
    109,532.43x = 8,953,112,586.11
  5. Step 5: Solve for x
    x = 8,953,112,586.11/109,532.43
  6. Step 6: Final answer
    x = 81,739.38

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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.