Home / 87,548.04-131,363.08-43,150.58

Finding the Fourth Proportional to 87,548.04, 131,363.08 and 43,150.58

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Solution

The fourth proportional to 87,548.04, 131,363.08 and 43,150.58 is: 64,746.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,548.04 : 131,363.08 = 43,150.58 : x
  2. Step 2: Convert to fraction form
    87,548.04/131,363.08 = 43,150.58/x
  3. Step 3: Cross multiply
    87,548.04x = 131,363.08 × 43,150.58
  4. Step 4: Simplify right side
    87,548.04x = 5,668,393,092.59
  5. Step 5: Solve for x
    x = 5,668,393,092.59/87,548.04
  6. Step 6: Final answer
    x = 64,746.09

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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.