Home / 283,558.10-425,337.15-86,566.10

Finding the Fourth Proportional to 283,558.10, 425,337.15 and 86,566.10

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Solution

The fourth proportional to 283,558.10, 425,337.15 and 86,566.10 is: 129,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,558.10 : 425,337.15 = 86,566.10 : x
  2. Step 2: Convert to fraction form
    283,558.10/425,337.15 = 86,566.10/x
  3. Step 3: Cross multiply
    283,558.10x = 425,337.15 × 86,566.10
  4. Step 4: Simplify right side
    283,558.10x = 36,819,778,260.62
  5. Step 5: Solve for x
    x = 36,819,778,260.62/283,558.10
  6. Step 6: Final answer
    x = 129,849.15

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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.