Home / 187,504.02-280,927.89-156,115.71

Finding the Fourth Proportional to 187,504.02, 280,927.89 and 156,115.71

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Solution

The fourth proportional to 187,504.02, 280,927.89 and 156,115.71 is: 233,900.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,504.02 : 280,927.89 = 156,115.71 : x
  2. Step 2: Convert to fraction form
    187,504.02/280,927.89 = 156,115.71/x
  3. Step 3: Cross multiply
    187,504.02x = 280,927.89 × 156,115.71
  4. Step 4: Simplify right side
    187,504.02x = 43,857,257,006.15
  5. Step 5: Solve for x
    x = 43,857,257,006.15/187,504.02
  6. Step 6: Final answer
    x = 233,900.36

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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.