Home / 70,371.30-97,108.79-38,534.05

Finding the Fourth Proportional to 70,371.30, 97,108.79 and 38,534.05

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Solution

The fourth proportional to 70,371.30, 97,108.79 and 38,534.05 is: 53,175.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,371.30 : 97,108.79 = 38,534.05 : x
  2. Step 2: Convert to fraction form
    70,371.30/97,108.79 = 38,534.05/x
  3. Step 3: Cross multiply
    70,371.30x = 97,108.79 × 38,534.05
  4. Step 4: Simplify right side
    70,371.30x = 3,741,994,898.02
  5. Step 5: Solve for x
    x = 3,741,994,898.02/70,371.30
  6. Step 6: Final answer
    x = 53,175.01

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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.