Home / 187,653.60-281,498.86-54,535.04

Finding the Fourth Proportional to 187,653.60, 281,498.86 and 54,535.04

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Solution

The fourth proportional to 187,653.60, 281,498.86 and 54,535.04 is: 81,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,653.60 : 281,498.86 = 54,535.04 : x
  2. Step 2: Convert to fraction form
    187,653.60/281,498.86 = 54,535.04/x
  3. Step 3: Cross multiply
    187,653.60x = 281,498.86 × 54,535.04
  4. Step 4: Simplify right side
    187,653.60x = 15,351,551,590.05
  5. Step 5: Solve for x
    x = 15,351,551,590.05/187,653.60
  6. Step 6: Final answer
    x = 81,807.92

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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.