Home / 47,534.97-65,579.55-30,536.85

Finding the Fourth Proportional to 47,534.97, 65,579.55 and 30,536.85

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Solution

The fourth proportional to 47,534.97, 65,579.55 and 30,536.85 is: 42,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,534.97 : 65,579.55 = 30,536.85 : x
  2. Step 2: Convert to fraction form
    47,534.97/65,579.55 = 30,536.85/x
  3. Step 3: Cross multiply
    47,534.97x = 65,579.55 × 30,536.85
  4. Step 4: Simplify right side
    47,534.97x = 2,002,592,881.42
  5. Step 5: Solve for x
    x = 2,002,592,881.42/47,534.97
  6. Step 6: Final answer
    x = 42,128.83

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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.