Home / 67,713.66-93,450.15-39,042.54

Finding the Fourth Proportional to 67,713.66, 93,450.15 and 39,042.54

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Solution

The fourth proportional to 67,713.66, 93,450.15 and 39,042.54 is: 53,881.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,713.66 : 93,450.15 = 39,042.54 : x
  2. Step 2: Convert to fraction form
    67,713.66/93,450.15 = 39,042.54/x
  3. Step 3: Cross multiply
    67,713.66x = 93,450.15 × 39,042.54
  4. Step 4: Simplify right side
    67,713.66x = 3,648,531,219.38
  5. Step 5: Solve for x
    x = 3,648,531,219.38/67,713.66
  6. Step 6: Final answer
    x = 53,881.76

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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.