Home / 44,423.20-66,634.80-40,794.40

Finding the Fourth Proportional to 44,423.20, 66,634.80 and 40,794.40

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Solution

The fourth proportional to 44,423.20, 66,634.80 and 40,794.40 is: 61,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,423.20 : 66,634.80 = 40,794.40 : x
  2. Step 2: Convert to fraction form
    44,423.20/66,634.80 = 40,794.40/x
  3. Step 3: Cross multiply
    44,423.20x = 66,634.80 × 40,794.40
  4. Step 4: Simplify right side
    44,423.20x = 2,718,326,685.12
  5. Step 5: Solve for x
    x = 2,718,326,685.12/44,423.20
  6. Step 6: Final answer
    x = 61,191.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.