Home / 40,187.36-55,445.28-24,265.76

Finding the Fourth Proportional to 40,187.36, 55,445.28 and 24,265.76

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Solution

The fourth proportional to 40,187.36, 55,445.28 and 24,265.76 is: 33,478.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,187.36 : 55,445.28 = 24,265.76 : x
  2. Step 2: Convert to fraction form
    40,187.36/55,445.28 = 24,265.76/x
  3. Step 3: Cross multiply
    40,187.36x = 55,445.28 × 24,265.76
  4. Step 4: Simplify right side
    40,187.36x = 1,345,421,857.61
  5. Step 5: Solve for x
    x = 1,345,421,857.61/40,187.36
  6. Step 6: Final answer
    x = 33,478.73

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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.