Home / 67,006.46-92,462.36-38,711.54

Finding the Fourth Proportional to 67,006.46, 92,462.36 and 38,711.54

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Solution

The fourth proportional to 67,006.46, 92,462.36 and 38,711.54 is: 53,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,006.46 : 92,462.36 = 38,711.54 : x
  2. Step 2: Convert to fraction form
    67,006.46/92,462.36 = 38,711.54/x
  3. Step 3: Cross multiply
    67,006.46x = 92,462.36 × 38,711.54
  4. Step 4: Simplify right side
    67,006.46x = 3,579,360,347.63
  5. Step 5: Solve for x
    x = 3,579,360,347.63/67,006.46
  6. Step 6: Final answer
    x = 53,418.14

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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.