Home / 48,747.20-73,011.45-39,999.20

Finding the Fourth Proportional to 48,747.20, 73,011.45 and 39,999.20

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Solution

The fourth proportional to 48,747.20, 73,011.45 and 39,999.20 is: 59,909.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,747.20 : 73,011.45 = 39,999.20 : x
  2. Step 2: Convert to fraction form
    48,747.20/73,011.45 = 39,999.20/x
  3. Step 3: Cross multiply
    48,747.20x = 73,011.45 × 39,999.20
  4. Step 4: Simplify right side
    48,747.20x = 2,920,399,590.84
  5. Step 5: Solve for x
    x = 2,920,399,590.84/48,747.20
  6. Step 6: Final answer
    x = 59,909.07

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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.