Home / 132,505.65-182,859.54-75,916.89

Finding the Fourth Proportional to 132,505.65, 182,859.54 and 75,916.89

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Solution

The fourth proportional to 132,505.65, 182,859.54 and 75,916.89 is: 104,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,505.65 : 182,859.54 = 75,916.89 : x
  2. Step 2: Convert to fraction form
    132,505.65/182,859.54 = 75,916.89/x
  3. Step 3: Cross multiply
    132,505.65x = 182,859.54 × 75,916.89
  4. Step 4: Simplify right side
    132,505.65x = 13,882,127,583.63
  5. Step 5: Solve for x
    x = 13,882,127,583.63/132,505.65
  6. Step 6: Final answer
    x = 104,766.31

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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.