Home / 40,097.57-55,207.98-35,314.20

Finding the Fourth Proportional to 40,097.57, 55,207.98 and 35,314.20

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Solution

The fourth proportional to 40,097.57, 55,207.98 and 35,314.20 is: 48,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,097.57 : 55,207.98 = 35,314.20 : x
  2. Step 2: Convert to fraction form
    40,097.57/55,207.98 = 35,314.20/x
  3. Step 3: Cross multiply
    40,097.57x = 55,207.98 × 35,314.20
  4. Step 4: Simplify right side
    40,097.57x = 1,949,625,647.32
  5. Step 5: Solve for x
    x = 1,949,625,647.32/40,097.57
  6. Step 6: Final answer
    x = 48,622.05

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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.