Home / 82,864.05-124,101.68-56,425.65

Finding the Fourth Proportional to 82,864.05, 124,101.68 and 56,425.65

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Solution

The fourth proportional to 82,864.05, 124,101.68 and 56,425.65 is: 84,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,864.05 : 124,101.68 = 56,425.65 : x
  2. Step 2: Convert to fraction form
    82,864.05/124,101.68 = 56,425.65/x
  3. Step 3: Cross multiply
    82,864.05x = 124,101.68 × 56,425.65
  4. Step 4: Simplify right side
    82,864.05x = 7,002,517,677.96
  5. Step 5: Solve for x
    x = 7,002,517,677.96/82,864.05
  6. Step 6: Final answer
    x = 84,506.10

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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.