Home / 242,255.40-363,080.70-123,973.80

Finding the Fourth Proportional to 242,255.40, 363,080.70 and 123,973.80

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Solution

The fourth proportional to 242,255.40, 363,080.70 and 123,973.80 is: 185,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,255.40 : 363,080.70 = 123,973.80 : x
  2. Step 2: Convert to fraction form
    242,255.40/363,080.70 = 123,973.80/x
  3. Step 3: Cross multiply
    242,255.40x = 363,080.70 × 123,973.80
  4. Step 4: Simplify right side
    242,255.40x = 45,012,494,085.66
  5. Step 5: Solve for x
    x = 45,012,494,085.66/242,255.40
  6. Step 6: Final answer
    x = 185,805.95

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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.