Home / 52,947.60-79,421.40-50,614.80

Finding the Fourth Proportional to 52,947.60, 79,421.40 and 50,614.80

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Solution

The fourth proportional to 52,947.60, 79,421.40 and 50,614.80 is: 75,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,947.60 : 79,421.40 = 50,614.80 : x
  2. Step 2: Convert to fraction form
    52,947.60/79,421.40 = 50,614.80/x
  3. Step 3: Cross multiply
    52,947.60x = 79,421.40 × 50,614.80
  4. Step 4: Simplify right side
    52,947.60x = 4,019,898,276.72
  5. Step 5: Solve for x
    x = 4,019,898,276.72/52,947.60
  6. Step 6: Final answer
    x = 75,922.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.