Home / 243,449.40-365,001.30-93,631.80

Finding the Fourth Proportional to 243,449.40, 365,001.30 and 93,631.80

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Solution

The fourth proportional to 243,449.40, 365,001.30 and 93,631.80 is: 140,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,449.40 : 365,001.30 = 93,631.80 : x
  2. Step 2: Convert to fraction form
    243,449.40/365,001.30 = 93,631.80/x
  3. Step 3: Cross multiply
    243,449.40x = 365,001.30 × 93,631.80
  4. Step 4: Simplify right side
    243,449.40x = 34,175,728,721.34
  5. Step 5: Solve for x
    x = 34,175,728,721.34/243,449.40
  6. Step 6: Final answer
    x = 140,381.24

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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.