Home / 67,854.07-93,640.12-37,638.41

Finding the Fourth Proportional to 67,854.07, 93,640.12 and 37,638.41

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Solution

The fourth proportional to 67,854.07, 93,640.12 and 37,638.41 is: 51,941.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,854.07 : 93,640.12 = 37,638.41 : x
  2. Step 2: Convert to fraction form
    67,854.07/93,640.12 = 37,638.41/x
  3. Step 3: Cross multiply
    67,854.07x = 93,640.12 × 37,638.41
  4. Step 4: Simplify right side
    67,854.07x = 3,524,465,229.01
  5. Step 5: Solve for x
    x = 3,524,465,229.01/67,854.07
  6. Step 6: Final answer
    x = 51,941.84

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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.