Home / 67,740.85-93,478.36-37,107.85

Finding the Fourth Proportional to 67,740.85, 93,478.36 and 37,107.85

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Solution

The fourth proportional to 67,740.85, 93,478.36 and 37,107.85 is: 51,206.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,740.85 : 93,478.36 = 37,107.85 : x
  2. Step 2: Convert to fraction form
    67,740.85/93,478.36 = 37,107.85/x
  3. Step 3: Cross multiply
    67,740.85x = 93,478.36 × 37,107.85
  4. Step 4: Simplify right side
    67,740.85x = 3,468,780,961.13
  5. Step 5: Solve for x
    x = 3,468,780,961.13/67,740.85
  6. Step 6: Final answer
    x = 51,206.63

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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.