Home / 51,251.76-70,722.05-30,027.06

Finding the Fourth Proportional to 51,251.76, 70,722.05 and 30,027.06

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Solution

The fourth proportional to 51,251.76, 70,722.05 and 30,027.06 is: 41,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,251.76 : 70,722.05 = 30,027.06 : x
  2. Step 2: Convert to fraction form
    51,251.76/70,722.05 = 30,027.06/x
  3. Step 3: Cross multiply
    51,251.76x = 70,722.05 × 30,027.06
  4. Step 4: Simplify right side
    51,251.76x = 2,123,575,088.54
  5. Step 5: Solve for x
    x = 2,123,575,088.54/51,251.76
  6. Step 6: Final answer
    x = 41,434.19

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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.