Home / 45,001.17-67,509.05-13,836.42

Finding the Fourth Proportional to 45,001.17, 67,509.05 and 13,836.42

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Solution

The fourth proportional to 45,001.17, 67,509.05 and 13,836.42 is: 20,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,001.17 : 67,509.05 = 13,836.42 : x
  2. Step 2: Convert to fraction form
    45,001.17/67,509.05 = 13,836.42/x
  3. Step 3: Cross multiply
    45,001.17x = 67,509.05 × 13,836.42
  4. Step 4: Simplify right side
    45,001.17x = 934,083,500.42
  5. Step 5: Solve for x
    x = 934,083,500.42/45,001.17
  6. Step 6: Final answer
    x = 20,756.87

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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.