Home / 67,450.88-92,930.32-47,013.76

Finding the Fourth Proportional to 67,450.88, 92,930.32 and 47,013.76

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Solution

The fourth proportional to 67,450.88, 92,930.32 and 47,013.76 is: 64,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,450.88 : 92,930.32 = 47,013.76 : x
  2. Step 2: Convert to fraction form
    67,450.88/92,930.32 = 47,013.76/x
  3. Step 3: Cross multiply
    67,450.88x = 92,930.32 × 47,013.76
  4. Step 4: Simplify right side
    67,450.88x = 4,369,003,761.20
  5. Step 5: Solve for x
    x = 4,369,003,761.20/67,450.88
  6. Step 6: Final answer
    x = 64,773.12

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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.