Home / 70,690.38-97,552.92-40,476.16

Finding the Fourth Proportional to 70,690.38, 97,552.92 and 40,476.16

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Solution

The fourth proportional to 70,690.38, 97,552.92 and 40,476.16 is: 55,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,690.38 : 97,552.92 = 40,476.16 : x
  2. Step 2: Convert to fraction form
    70,690.38/97,552.92 = 40,476.16/x
  3. Step 3: Cross multiply
    70,690.38x = 97,552.92 × 40,476.16
  4. Step 4: Simplify right side
    70,690.38x = 3,948,567,598.39
  5. Step 5: Solve for x
    x = 3,948,567,598.39/70,690.38
  6. Step 6: Final answer
    x = 55,857.22

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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.