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Finding the Fourth Proportional to 110,011.92, 151,819.20 and 59,710.80

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Solution

The fourth proportional to 110,011.92, 151,819.20 and 59,710.80 is: 82,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,011.92 : 151,819.20 = 59,710.80 : x
  2. Step 2: Convert to fraction form
    110,011.92/151,819.20 = 59,710.80/x
  3. Step 3: Cross multiply
    110,011.92x = 151,819.20 × 59,710.80
  4. Step 4: Simplify right side
    110,011.92x = 9,065,245,887.36
  5. Step 5: Solve for x
    x = 9,065,245,887.36/110,011.92
  6. Step 6: Final answer
    x = 82,402.40

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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.