Home / 70,494.24-97,282.19-40,279.47

Finding the Fourth Proportional to 70,494.24, 97,282.19 and 40,279.47

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Solution

The fourth proportional to 70,494.24, 97,282.19 and 40,279.47 is: 55,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,494.24 : 97,282.19 = 40,279.47 : x
  2. Step 2: Convert to fraction form
    70,494.24/97,282.19 = 40,279.47/x
  3. Step 3: Cross multiply
    70,494.24x = 97,282.19 × 40,279.47
  4. Step 4: Simplify right side
    70,494.24x = 3,918,474,852.24
  5. Step 5: Solve for x
    x = 3,918,474,852.24/70,494.24
  6. Step 6: Final answer
    x = 55,585.75

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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.