Home / 39,243.34-54,149.88-24,138.46

Finding the Fourth Proportional to 39,243.34, 54,149.88 and 24,138.46

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Solution

The fourth proportional to 39,243.34, 54,149.88 and 24,138.46 is: 33,307.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,243.34 : 54,149.88 = 24,138.46 : x
  2. Step 2: Convert to fraction form
    39,243.34/54,149.88 = 24,138.46/x
  3. Step 3: Cross multiply
    39,243.34x = 54,149.88 × 24,138.46
  4. Step 4: Simplify right side
    39,243.34x = 1,307,094,712.38
  5. Step 5: Solve for x
    x = 1,307,094,712.38/39,243.34
  6. Step 6: Final answer
    x = 33,307.43

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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.