Home / 42,187.32-63,288.26-17,240.92

Finding the Fourth Proportional to 42,187.32, 63,288.26 and 17,240.92

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Solution

The fourth proportional to 42,187.32, 63,288.26 and 17,240.92 is: 25,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,187.32 : 63,288.26 = 17,240.92 : x
  2. Step 2: Convert to fraction form
    42,187.32/63,288.26 = 17,240.92/x
  3. Step 3: Cross multiply
    42,187.32x = 63,288.26 × 17,240.92
  4. Step 4: Simplify right side
    42,187.32x = 1,091,147,827.60
  5. Step 5: Solve for x
    x = 1,091,147,827.60/42,187.32
  6. Step 6: Final answer
    x = 25,864.36

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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.