Home / 111,787.65-154,265.40-60,799.27

Finding the Fourth Proportional to 111,787.65, 154,265.40 and 60,799.27

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Solution

The fourth proportional to 111,787.65, 154,265.40 and 60,799.27 is: 83,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,787.65 : 154,265.40 = 60,799.27 : x
  2. Step 2: Convert to fraction form
    111,787.65/154,265.40 = 60,799.27/x
  3. Step 3: Cross multiply
    111,787.65x = 154,265.40 × 60,799.27
  4. Step 4: Simplify right side
    111,787.65x = 9,379,223,706.26
  5. Step 5: Solve for x
    x = 9,379,223,706.26/111,787.65
  6. Step 6: Final answer
    x = 83,902.15

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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.