Home / 82,044.15-123,066.23-70,234.35

Finding the Fourth Proportional to 82,044.15, 123,066.23 and 70,234.35

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Solution

The fourth proportional to 82,044.15, 123,066.23 and 70,234.35 is: 105,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,044.15 : 123,066.23 = 70,234.35 : x
  2. Step 2: Convert to fraction form
    82,044.15/123,066.23 = 70,234.35/x
  3. Step 3: Cross multiply
    82,044.15x = 123,066.23 × 70,234.35
  4. Step 4: Simplify right side
    82,044.15x = 8,643,476,319.83
  5. Step 5: Solve for x
    x = 8,643,476,319.83/82,044.15
  6. Step 6: Final answer
    x = 105,351.53

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Similar ratio
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1.5x scale

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.