Home / 57,386.68-79,191.06-31,894.82

Finding the Fourth Proportional to 57,386.68, 79,191.06 and 31,894.82

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Solution

The fourth proportional to 57,386.68, 79,191.06 and 31,894.82 is: 44,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,386.68 : 79,191.06 = 31,894.82 : x
  2. Step 2: Convert to fraction form
    57,386.68/79,191.06 = 31,894.82/x
  3. Step 3: Cross multiply
    57,386.68x = 79,191.06 × 31,894.82
  4. Step 4: Simplify right side
    57,386.68x = 2,525,784,604.31
  5. Step 5: Solve for x
    x = 2,525,784,604.31/57,386.68
  6. Step 6: Final answer
    x = 44,013.43

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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.