Home / 42,342.75-63,458.75-17,353.54

Finding the Fourth Proportional to 42,342.75, 63,458.75 and 17,353.54

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Solution

The fourth proportional to 42,342.75, 63,458.75 and 17,353.54 is: 26,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,342.75 : 63,458.75 = 17,353.54 : x
  2. Step 2: Convert to fraction form
    42,342.75/63,458.75 = 17,353.54/x
  3. Step 3: Cross multiply
    42,342.75x = 63,458.75 × 17,353.54
  4. Step 4: Simplify right side
    42,342.75x = 1,101,233,711.06
  5. Step 5: Solve for x
    x = 1,101,233,711.06/42,342.75
  6. Step 6: Final answer
    x = 26,007.61

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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.