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Finding the Fourth Proportional to 58,324.10, 87,500.02 and 18,881.20

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Solution

The fourth proportional to 58,324.10, 87,500.02 and 18,881.20 is: 28,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,324.10 : 87,500.02 = 18,881.20 : x
  2. Step 2: Convert to fraction form
    58,324.10/87,500.02 = 18,881.20/x
  3. Step 3: Cross multiply
    58,324.10x = 87,500.02 × 18,881.20
  4. Step 4: Simplify right side
    58,324.10x = 1,652,105,377.62
  5. Step 5: Solve for x
    x = 1,652,105,377.62/58,324.10
  6. Step 6: Final answer
    x = 28,326.29

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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.