Home / 70,546.61-97,351.26-38,716.04

Finding the Fourth Proportional to 70,546.61, 97,351.26 and 38,716.04

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Solution

The fourth proportional to 70,546.61, 97,351.26 and 38,716.04 is: 53,426.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,546.61 : 97,351.26 = 38,716.04 : x
  2. Step 2: Convert to fraction form
    70,546.61/97,351.26 = 38,716.04/x
  3. Step 3: Cross multiply
    70,546.61x = 97,351.26 × 38,716.04
  4. Step 4: Simplify right side
    70,546.61x = 3,769,055,276.21
  5. Step 5: Solve for x
    x = 3,769,055,276.21/70,546.61
  6. Step 6: Final answer
    x = 53,426.45

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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.