Home / 88,116.84-132,175.44-61,938.72

Finding the Fourth Proportional to 88,116.84, 132,175.44 and 61,938.72

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Solution

The fourth proportional to 88,116.84, 132,175.44 and 61,938.72 is: 92,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,116.84 : 132,175.44 = 61,938.72 : x
  2. Step 2: Convert to fraction form
    88,116.84/132,175.44 = 61,938.72/x
  3. Step 3: Cross multiply
    88,116.84x = 132,175.44 × 61,938.72
  4. Step 4: Simplify right side
    88,116.84x = 8,186,777,569.04
  5. Step 5: Solve for x
    x = 8,186,777,569.04/88,116.84
  6. Step 6: Final answer
    x = 92,908.21

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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.