Home / 187,627.60-281,465.72-61,223.36

Finding the Fourth Proportional to 187,627.60, 281,465.72 and 61,223.36

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Solution

The fourth proportional to 187,627.60, 281,465.72 and 61,223.36 is: 91,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,627.60 : 281,465.72 = 61,223.36 : x
  2. Step 2: Convert to fraction form
    187,627.60/281,465.72 = 61,223.36/x
  3. Step 3: Cross multiply
    187,627.60x = 281,465.72 × 61,223.36
  4. Step 4: Simplify right side
    187,627.60x = 17,232,277,103.22
  5. Step 5: Solve for x
    x = 17,232,277,103.22/187,627.60
  6. Step 6: Final answer
    x = 91,842.98

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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.