Home / 36,070.52-49,775.10-20,154.20

Finding the Fourth Proportional to 36,070.52, 49,775.10 and 20,154.20

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Solution

The fourth proportional to 36,070.52, 49,775.10 and 20,154.20 is: 27,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,070.52 : 49,775.10 = 20,154.20 : x
  2. Step 2: Convert to fraction form
    36,070.52/49,775.10 = 20,154.20/x
  3. Step 3: Cross multiply
    36,070.52x = 49,775.10 × 20,154.20
  4. Step 4: Simplify right side
    36,070.52x = 1,003,177,320.42
  5. Step 5: Solve for x
    x = 1,003,177,320.42/36,070.52
  6. Step 6: Final answer
    x = 27,811.56

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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.