Home / 95,615.40-143,423.10-73,540.20

Finding the Fourth Proportional to 95,615.40, 143,423.10 and 73,540.20

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Solution

The fourth proportional to 95,615.40, 143,423.10 and 73,540.20 is: 110,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,615.40 : 143,423.10 = 73,540.20 : x
  2. Step 2: Convert to fraction form
    95,615.40/143,423.10 = 73,540.20/x
  3. Step 3: Cross multiply
    95,615.40x = 143,423.10 × 73,540.20
  4. Step 4: Simplify right side
    95,615.40x = 10,547,363,458.62
  5. Step 5: Solve for x
    x = 10,547,363,458.62/95,615.40
  6. Step 6: Final answer
    x = 110,310.30

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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.