Home / 242,668.18-334,883.20-140,753.98

Finding the Fourth Proportional to 242,668.18, 334,883.20 and 140,753.98

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Solution

The fourth proportional to 242,668.18, 334,883.20 and 140,753.98 is: 194,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,668.18 : 334,883.20 = 140,753.98 : x
  2. Step 2: Convert to fraction form
    242,668.18/334,883.20 = 140,753.98/x
  3. Step 3: Cross multiply
    242,668.18x = 334,883.20 × 140,753.98
  4. Step 4: Simplify right side
    242,668.18x = 47,136,142,046.04
  5. Step 5: Solve for x
    x = 47,136,142,046.04/242,668.18
  6. Step 6: Final answer
    x = 194,241.13

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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.