Home / 42,225.40-63,338.10-41,933.80

Finding the Fourth Proportional to 42,225.40, 63,338.10 and 41,933.80

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Solution

The fourth proportional to 42,225.40, 63,338.10 and 41,933.80 is: 62,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,225.40 : 63,338.10 = 41,933.80 : x
  2. Step 2: Convert to fraction form
    42,225.40/63,338.10 = 41,933.80/x
  3. Step 3: Cross multiply
    42,225.40x = 63,338.10 × 41,933.80
  4. Step 4: Simplify right side
    42,225.40x = 2,656,007,217.78
  5. Step 5: Solve for x
    x = 2,656,007,217.78/42,225.40
  6. Step 6: Final answer
    x = 62,900.70

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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.