Home / 67,749.52-93,497.70-40,891.60

Finding the Fourth Proportional to 67,749.52, 93,497.70 and 40,891.60

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Solution

The fourth proportional to 67,749.52, 93,497.70 and 40,891.60 is: 56,432.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,749.52 : 93,497.70 = 40,891.60 : x
  2. Step 2: Convert to fraction form
    67,749.52/93,497.70 = 40,891.60/x
  3. Step 3: Cross multiply
    67,749.52x = 93,497.70 × 40,891.60
  4. Step 4: Simplify right side
    67,749.52x = 3,823,270,549.32
  5. Step 5: Solve for x
    x = 3,823,270,549.32/67,749.52
  6. Step 6: Final answer
    x = 56,432.44

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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.