Home / 134,891.50-202,337.10-40,121.30

Finding the Fourth Proportional to 134,891.50, 202,337.10 and 40,121.30

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Solution

The fourth proportional to 134,891.50, 202,337.10 and 40,121.30 is: 60,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,891.50 : 202,337.10 = 40,121.30 : x
  2. Step 2: Convert to fraction form
    134,891.50/202,337.10 = 40,121.30/x
  3. Step 3: Cross multiply
    134,891.50x = 202,337.10 × 40,121.30
  4. Step 4: Simplify right side
    134,891.50x = 8,118,027,490.23
  5. Step 5: Solve for x
    x = 8,118,027,490.23/134,891.50
  6. Step 6: Final answer
    x = 60,181.91

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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.