Home / 132,414.50-182,732.01-72,798.50

Finding the Fourth Proportional to 132,414.50, 182,732.01 and 72,798.50

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Solution

The fourth proportional to 132,414.50, 182,732.01 and 72,798.50 is: 100,461.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,414.50 : 182,732.01 = 72,798.50 : x
  2. Step 2: Convert to fraction form
    132,414.50/182,732.01 = 72,798.50/x
  3. Step 3: Cross multiply
    132,414.50x = 182,732.01 × 72,798.50
  4. Step 4: Simplify right side
    132,414.50x = 13,302,616,229.99
  5. Step 5: Solve for x
    x = 13,302,616,229.99/132,414.50
  6. Step 6: Final answer
    x = 100,461.93

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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.