Home / 52,250.18-78,350.58-20,244.25

Finding the Fourth Proportional to 52,250.18, 78,350.58 and 20,244.25

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Solution

The fourth proportional to 52,250.18, 78,350.58 and 20,244.25 is: 30,356.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,250.18 : 78,350.58 = 20,244.25 : x
  2. Step 2: Convert to fraction form
    52,250.18/78,350.58 = 20,244.25/x
  3. Step 3: Cross multiply
    52,250.18x = 78,350.58 × 20,244.25
  4. Step 4: Simplify right side
    52,250.18x = 1,586,148,609.20
  5. Step 5: Solve for x
    x = 1,586,148,609.20/52,250.18
  6. Step 6: Final answer
    x = 30,356.81

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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.