Home / 70,398.28-97,112.82-43,532.20

Finding the Fourth Proportional to 70,398.28, 97,112.82 and 43,532.20

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Solution

The fourth proportional to 70,398.28, 97,112.82 and 43,532.20 is: 60,051.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,398.28 : 97,112.82 = 43,532.20 : x
  2. Step 2: Convert to fraction form
    70,398.28/97,112.82 = 43,532.20/x
  3. Step 3: Cross multiply
    70,398.28x = 97,112.82 × 43,532.20
  4. Step 4: Simplify right side
    70,398.28x = 4,227,534,702.80
  5. Step 5: Solve for x
    x = 4,227,534,702.80/70,398.28
  6. Step 6: Final answer
    x = 60,051.68

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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.