Home / 187,583.16-281,397.86-61,189.58

Finding the Fourth Proportional to 187,583.16, 281,397.86 and 61,189.58

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Solution

The fourth proportional to 187,583.16, 281,397.86 and 61,189.58 is: 91,791.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,583.16 : 281,397.86 = 61,189.58 : x
  2. Step 2: Convert to fraction form
    187,583.16/281,397.86 = 61,189.58/x
  3. Step 3: Cross multiply
    187,583.16x = 281,397.86 × 61,189.58
  4. Step 4: Simplify right side
    187,583.16x = 17,218,616,866.30
  5. Step 5: Solve for x
    x = 17,218,616,866.30/187,583.16
  6. Step 6: Final answer
    x = 91,791.91

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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.