Home / 187,748.85-281,686.16-61,394.93

Finding the Fourth Proportional to 187,748.85, 281,686.16 and 61,394.93

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Solution

The fourth proportional to 187,748.85, 281,686.16 and 61,394.93 is: 92,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,748.85 : 281,686.16 = 61,394.93 : x
  2. Step 2: Convert to fraction form
    187,748.85/281,686.16 = 61,394.93/x
  3. Step 3: Cross multiply
    187,748.85x = 281,686.16 × 61,394.93
  4. Step 4: Simplify right side
    187,748.85x = 17,294,100,359.76
  5. Step 5: Solve for x
    x = 17,294,100,359.76/187,748.85
  6. Step 6: Final answer
    x = 92,112.95

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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.