Home / 187,160.36-280,657.17-54,008.98

Finding the Fourth Proportional to 187,160.36, 280,657.17 and 54,008.98

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Solution

The fourth proportional to 187,160.36, 280,657.17 and 54,008.98 is: 80,989.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,160.36 : 280,657.17 = 54,008.98 : x
  2. Step 2: Convert to fraction form
    187,160.36/280,657.17 = 54,008.98/x
  3. Step 3: Cross multiply
    187,160.36x = 280,657.17 × 54,008.98
  4. Step 4: Simplify right side
    187,160.36x = 15,158,006,779.74
  5. Step 5: Solve for x
    x = 15,158,006,779.74/187,160.36
  6. Step 6: Final answer
    x = 80,989.41

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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.