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Finding the Fourth Proportional to 100,508.88, 150,763.84 and 58,926.72

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Solution

The fourth proportional to 100,508.88, 150,763.84 and 58,926.72 is: 88,390.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,508.88 : 150,763.84 = 58,926.72 : x
  2. Step 2: Convert to fraction form
    100,508.88/150,763.84 = 58,926.72/x
  3. Step 3: Cross multiply
    100,508.88x = 150,763.84 × 58,926.72
  4. Step 4: Simplify right side
    100,508.88x = 8,884,018,585.80
  5. Step 5: Solve for x
    x = 8,884,018,585.80/100,508.88
  6. Step 6: Final answer
    x = 88,390.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.