Home / 40,072.20-55,316.70-24,972.39

Finding the Fourth Proportional to 40,072.20, 55,316.70 and 24,972.39

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Solution

The fourth proportional to 40,072.20, 55,316.70 and 24,972.39 is: 34,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072.20 : 55,316.70 = 24,972.39 : x
  2. Step 2: Convert to fraction form
    40,072.20/55,316.70 = 24,972.39/x
  3. Step 3: Cross multiply
    40,072.20x = 55,316.70 × 24,972.39
  4. Step 4: Simplify right side
    40,072.20x = 1,381,390,205.91
  5. Step 5: Solve for x
    x = 1,381,390,205.91/40,072.20
  6. Step 6: Final answer
    x = 34,472.53

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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.