Home / 243,732.68-336,344.82-134,841.11

Finding the Fourth Proportional to 243,732.68, 336,344.82 and 134,841.11

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Solution

The fourth proportional to 243,732.68, 336,344.82 and 134,841.11 is: 186,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,732.68 : 336,344.82 = 134,841.11 : x
  2. Step 2: Convert to fraction form
    243,732.68/336,344.82 = 134,841.11/x
  3. Step 3: Cross multiply
    243,732.68x = 336,344.82 × 134,841.11
  4. Step 4: Simplify right side
    243,732.68x = 45,353,107,189.83
  5. Step 5: Solve for x
    x = 45,353,107,189.83/243,732.68
  6. Step 6: Final answer
    x = 186,077.26

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1.5x scale

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.