Home / 42,298.50-63,452.04-15,651.53

Finding the Fourth Proportional to 42,298.50, 63,452.04 and 15,651.53

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Solution

The fourth proportional to 42,298.50, 63,452.04 and 15,651.53 is: 23,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,298.50 : 63,452.04 = 15,651.53 : x
  2. Step 2: Convert to fraction form
    42,298.50/63,452.04 = 15,651.53/x
  3. Step 3: Cross multiply
    42,298.50x = 63,452.04 × 15,651.53
  4. Step 4: Simplify right side
    42,298.50x = 993,121,190.36
  5. Step 5: Solve for x
    x = 993,121,190.36/42,298.50
  6. Step 6: Final answer
    x = 23,478.87

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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.