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Finding the Fourth Proportional to 58,461.80, 87,627.90 and 25,176.20

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Solution

The fourth proportional to 58,461.80, 87,627.90 and 25,176.20 is: 37,736.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,461.80 : 87,627.90 = 25,176.20 : x
  2. Step 2: Convert to fraction form
    58,461.80/87,627.90 = 25,176.20/x
  3. Step 3: Cross multiply
    58,461.80x = 87,627.90 × 25,176.20
  4. Step 4: Simplify right side
    58,461.80x = 2,206,137,535.98
  5. Step 5: Solve for x
    x = 2,206,137,535.98/58,461.80
  6. Step 6: Final answer
    x = 37,736.39

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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.