Home / 187,349.04-280,982.16-54,200.16

Finding the Fourth Proportional to 187,349.04, 280,982.16 and 54,200.16

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Solution

The fourth proportional to 187,349.04, 280,982.16 and 54,200.16 is: 81,288.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,349.04 : 280,982.16 = 54,200.16 : x
  2. Step 2: Convert to fraction form
    187,349.04/280,982.16 = 54,200.16/x
  3. Step 3: Cross multiply
    187,349.04x = 280,982.16 × 54,200.16
  4. Step 4: Simplify right side
    187,349.04x = 15,229,278,029.15
  5. Step 5: Solve for x
    x = 15,229,278,029.15/187,349.04
  6. Step 6: Final answer
    x = 81,288.26

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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.