Home / 70,098.11-96,770.07-43,255.40

Finding the Fourth Proportional to 70,098.11, 96,770.07 and 43,255.40

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Solution

The fourth proportional to 70,098.11, 96,770.07 and 43,255.40 is: 59,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,098.11 : 96,770.07 = 43,255.40 : x
  2. Step 2: Convert to fraction form
    70,098.11/96,770.07 = 43,255.40/x
  3. Step 3: Cross multiply
    70,098.11x = 96,770.07 × 43,255.40
  4. Step 4: Simplify right side
    70,098.11x = 4,185,827,602.03
  5. Step 5: Solve for x
    x = 4,185,827,602.03/70,098.11
  6. Step 6: Final answer
    x = 59,713.85

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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.