Home / 121,829.88-182,763-37,583.04

Finding the Fourth Proportional to 121,829.88, 182,763 and 37,583.04

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Solution

The fourth proportional to 121,829.88, 182,763 and 37,583.04 is: 56,380.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,829.88 : 182,763 = 37,583.04 : x
  2. Step 2: Convert to fraction form
    121,829.88/182,763 = 37,583.04/x
  3. Step 3: Cross multiply
    121,829.88x = 182,763 × 37,583.04
  4. Step 4: Simplify right side
    121,829.88x = 6,868,789,139.52
  5. Step 5: Solve for x
    x = 6,868,789,139.52/121,829.88
  6. Step 6: Final answer
    x = 56,380.17

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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.