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Finding the Fourth Proportional to 58,500.17, 87,750.18 and 19,057.22

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Solution

The fourth proportional to 58,500.17, 87,750.18 and 19,057.22 is: 28,585.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,500.17 : 87,750.18 = 19,057.22 : x
  2. Step 2: Convert to fraction form
    58,500.17/87,750.18 = 19,057.22/x
  3. Step 3: Cross multiply
    58,500.17x = 87,750.18 × 19,057.22
  4. Step 4: Simplify right side
    58,500.17x = 1,672,274,046.55
  5. Step 5: Solve for x
    x = 1,672,274,046.55/58,500.17
  6. Step 6: Final answer
    x = 28,585.80

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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.