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Finding the Fourth Proportional to 75,158.99, 112,752.15 and 37,744.89

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Solution

The fourth proportional to 75,158.99, 112,752.15 and 37,744.89 is: 56,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,158.99 : 112,752.15 = 37,744.89 : x
  2. Step 2: Convert to fraction form
    75,158.99/112,752.15 = 37,744.89/x
  3. Step 3: Cross multiply
    75,158.99x = 112,752.15 × 37,744.89
  4. Step 4: Simplify right side
    75,158.99x = 4,255,817,146.96
  5. Step 5: Solve for x
    x = 4,255,817,146.96/75,158.99
  6. Step 6: Final answer
    x = 56,624.19

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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.