Home / 49,526.15-74,311.10-20,001.65

Finding the Fourth Proportional to 49,526.15, 74,311.10 and 20,001.65

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Solution

The fourth proportional to 49,526.15, 74,311.10 and 20,001.65 is: 30,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,526.15 : 74,311.10 = 20,001.65 : x
  2. Step 2: Convert to fraction form
    49,526.15/74,311.10 = 20,001.65/x
  3. Step 3: Cross multiply
    49,526.15x = 74,311.10 × 20,001.65
  4. Step 4: Simplify right side
    49,526.15x = 1,486,344,141.75
  5. Step 5: Solve for x
    x = 1,486,344,141.75/49,526.15
  6. Step 6: Final answer
    x = 30,011.30

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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.