Home / 40,432.76-55,832.30-25,351.34

Finding the Fourth Proportional to 40,432.76, 55,832.30 and 25,351.34

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Solution

The fourth proportional to 40,432.76, 55,832.30 and 25,351.34 is: 35,006.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,432.76 : 55,832.30 = 25,351.34 : x
  2. Step 2: Convert to fraction form
    40,432.76/55,832.30 = 25,351.34/x
  3. Step 3: Cross multiply
    40,432.76x = 55,832.30 × 25,351.34
  4. Step 4: Simplify right side
    40,432.76x = 1,415,423,633.11
  5. Step 5: Solve for x
    x = 1,415,423,633.11/40,432.76
  6. Step 6: Final answer
    x = 35,006.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.