Home / 51,966.70-71,733.40-40,458.76

Finding the Fourth Proportional to 51,966.70, 71,733.40 and 40,458.76

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Solution

The fourth proportional to 51,966.70, 71,733.40 and 40,458.76 is: 55,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,966.70 : 71,733.40 = 40,458.76 : x
  2. Step 2: Convert to fraction form
    51,966.70/71,733.40 = 40,458.76/x
  3. Step 3: Cross multiply
    51,966.70x = 71,733.40 × 40,458.76
  4. Step 4: Simplify right side
    51,966.70x = 2,902,244,134.10
  5. Step 5: Solve for x
    x = 2,902,244,134.10/51,966.70
  6. Step 6: Final answer
    x = 55,848.15

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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.