Home / 268,010.15-402,024.10-134,817.83

Finding the Fourth Proportional to 268,010.15, 402,024.10 and 134,817.83

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Solution

The fourth proportional to 268,010.15, 402,024.10 and 134,817.83 is: 202,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,010.15 : 402,024.10 = 134,817.83 : x
  2. Step 2: Convert to fraction form
    268,010.15/402,024.10 = 134,817.83/x
  3. Step 3: Cross multiply
    268,010.15x = 402,024.10 × 134,817.83
  4. Step 4: Simplify right side
    268,010.15x = 54,200,016,688.48
  5. Step 5: Solve for x
    x = 54,200,016,688.48/268,010.15
  6. Step 6: Final answer
    x = 202,231.21

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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.