Home / 187,763.30-281,615.52-61,402.50

Finding the Fourth Proportional to 187,763.30, 281,615.52 and 61,402.50

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Solution

The fourth proportional to 187,763.30, 281,615.52 and 61,402.50 is: 92,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,763.30 : 281,615.52 = 61,402.50 : x
  2. Step 2: Convert to fraction form
    187,763.30/281,615.52 = 61,402.50/x
  3. Step 3: Cross multiply
    187,763.30x = 281,615.52 × 61,402.50
  4. Step 4: Simplify right side
    187,763.30x = 17,291,896,966.80
  5. Step 5: Solve for x
    x = 17,291,896,966.80/187,763.30
  6. Step 6: Final answer
    x = 92,094.13

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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.