Home / 56,211.12-77,573.69-32,337.78

Finding the Fourth Proportional to 56,211.12, 77,573.69 and 32,337.78

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Solution

The fourth proportional to 56,211.12, 77,573.69 and 32,337.78 is: 44,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,211.12 : 77,573.69 = 32,337.78 : x
  2. Step 2: Convert to fraction form
    56,211.12/77,573.69 = 32,337.78/x
  3. Step 3: Cross multiply
    56,211.12x = 77,573.69 × 32,337.78
  4. Step 4: Simplify right side
    56,211.12x = 2,508,560,759.32
  5. Step 5: Solve for x
    x = 2,508,560,759.32/56,211.12
  6. Step 6: Final answer
    x = 44,627.48

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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.