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Finding the Fourth Proportional to 48,765.63, 73,150.98 and 15,488.30

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Solution

The fourth proportional to 48,765.63, 73,150.98 and 15,488.30 is: 23,233.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,765.63 : 73,150.98 = 15,488.30 : x
  2. Step 2: Convert to fraction form
    48,765.63/73,150.98 = 15,488.30/x
  3. Step 3: Cross multiply
    48,765.63x = 73,150.98 × 15,488.30
  4. Step 4: Simplify right side
    48,765.63x = 1,132,984,399.91
  5. Step 5: Solve for x
    x = 1,132,984,399.91/48,765.63
  6. Step 6: Final answer
    x = 23,233.26

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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.