Home / 42,015.40-63,023.10-41,723.80

Finding the Fourth Proportional to 42,015.40, 63,023.10 and 41,723.80

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Solution

The fourth proportional to 42,015.40, 63,023.10 and 41,723.80 is: 62,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,015.40 : 63,023.10 = 41,723.80 : x
  2. Step 2: Convert to fraction form
    42,015.40/63,023.10 = 41,723.80/x
  3. Step 3: Cross multiply
    42,015.40x = 63,023.10 × 41,723.80
  4. Step 4: Simplify right side
    42,015.40x = 2,629,563,219.78
  5. Step 5: Solve for x
    x = 2,629,563,219.78/42,015.40
  6. Step 6: Final answer
    x = 62,585.70

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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.