Home / 42,254.80-63,382.20-25,633.60

Finding the Fourth Proportional to 42,254.80, 63,382.20 and 25,633.60

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Solution

The fourth proportional to 42,254.80, 63,382.20 and 25,633.60 is: 38,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,254.80 : 63,382.20 = 25,633.60 : x
  2. Step 2: Convert to fraction form
    42,254.80/63,382.20 = 25,633.60/x
  3. Step 3: Cross multiply
    42,254.80x = 63,382.20 × 25,633.60
  4. Step 4: Simplify right side
    42,254.80x = 1,624,713,961.92
  5. Step 5: Solve for x
    x = 1,624,713,961.92/42,254.80
  6. Step 6: Final answer
    x = 38,450.40

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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.