Home / 132,492.74-182,839.85-75,904.34

Finding the Fourth Proportional to 132,492.74, 182,839.85 and 75,904.34

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Solution

The fourth proportional to 132,492.74, 182,839.85 and 75,904.34 is: 104,747.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,492.74 : 182,839.85 = 75,904.34 : x
  2. Step 2: Convert to fraction form
    132,492.74/182,839.85 = 75,904.34/x
  3. Step 3: Cross multiply
    132,492.74x = 182,839.85 × 75,904.34
  4. Step 4: Simplify right side
    132,492.74x = 13,878,338,139.95
  5. Step 5: Solve for x
    x = 13,878,338,139.95/132,492.74
  6. Step 6: Final answer
    x = 104,747.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.