Home / 132,312.48-182,551.00-74,942.69

Finding the Fourth Proportional to 132,312.48, 182,551.00 and 74,942.69

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Solution

The fourth proportional to 132,312.48, 182,551.00 and 74,942.69 is: 103,398.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,312.48 : 182,551.00 = 74,942.69 : x
  2. Step 2: Convert to fraction form
    132,312.48/182,551.00 = 74,942.69/x
  3. Step 3: Cross multiply
    132,312.48x = 182,551.00 × 74,942.69
  4. Step 4: Simplify right side
    132,312.48x = 13,680,862,103.84
  5. Step 5: Solve for x
    x = 13,680,862,103.84/132,312.48
  6. Step 6: Final answer
    x = 103,398.12

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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.