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Finding the Fourth Proportional to 110,562.91, 152,672.51 and 104,887.76

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Solution

The fourth proportional to 110,562.91, 152,672.51 and 104,887.76 is: 144,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,562.91 : 152,672.51 = 104,887.76 : x
  2. Step 2: Convert to fraction form
    110,562.91/152,672.51 = 104,887.76/x
  3. Step 3: Cross multiply
    110,562.91x = 152,672.51 × 104,887.76
  4. Step 4: Simplify right side
    110,562.91x = 16,013,476,824.12
  5. Step 5: Solve for x
    x = 16,013,476,824.12/110,562.91
  6. Step 6: Final answer
    x = 144,835.88

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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.