Home / 121,988.30-182,915.04-37,725.26

Finding the Fourth Proportional to 121,988.30, 182,915.04 and 37,725.26

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Solution

The fourth proportional to 121,988.30, 182,915.04 and 37,725.26 is: 56,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,988.30 : 182,915.04 = 37,725.26 : x
  2. Step 2: Convert to fraction form
    121,988.30/182,915.04 = 37,725.26/x
  3. Step 3: Cross multiply
    121,988.30x = 182,915.04 × 37,725.26
  4. Step 4: Simplify right side
    121,988.30x = 6,900,517,441.91
  5. Step 5: Solve for x
    x = 6,900,517,441.91/121,988.30
  6. Step 6: Final answer
    x = 56,567.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.