Home / 51,250.12-70,723.14-29,738.76

Finding the Fourth Proportional to 51,250.12, 70,723.14 and 29,738.76

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Solution

The fourth proportional to 51,250.12, 70,723.14 and 29,738.76 is: 41,038.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,250.12 : 70,723.14 = 29,738.76 : x
  2. Step 2: Convert to fraction form
    51,250.12/70,723.14 = 29,738.76/x
  3. Step 3: Cross multiply
    51,250.12x = 70,723.14 × 29,738.76
  4. Step 4: Simplify right side
    51,250.12x = 2,103,218,251.45
  5. Step 5: Solve for x
    x = 2,103,218,251.45/51,250.12
  6. Step 6: Final answer
    x = 41,038.31

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Double scale
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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.