Home / 187,741.59-281,612.99-47,500.21

Finding the Fourth Proportional to 187,741.59, 281,612.99 and 47,500.21

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Solution

The fourth proportional to 187,741.59, 281,612.99 and 47,500.21 is: 71,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,741.59 : 281,612.99 = 47,500.21 : x
  2. Step 2: Convert to fraction form
    187,741.59/281,612.99 = 47,500.21/x
  3. Step 3: Cross multiply
    187,741.59x = 281,612.99 × 47,500.21
  4. Step 4: Simplify right side
    187,741.59x = 13,376,676,163.73
  5. Step 5: Solve for x
    x = 13,376,676,163.73/187,741.59
  6. Step 6: Final answer
    x = 71,250.47

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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.