Home / 70,305.17-97,020.99-38,474.60

Finding the Fourth Proportional to 70,305.17, 97,020.99 and 38,474.60

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Solution

The fourth proportional to 70,305.17, 97,020.99 and 38,474.60 is: 53,094.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,305.17 : 97,020.99 = 38,474.60 : x
  2. Step 2: Convert to fraction form
    70,305.17/97,020.99 = 38,474.60/x
  3. Step 3: Cross multiply
    70,305.17x = 97,020.99 × 38,474.60
  4. Step 4: Simplify right side
    70,305.17x = 3,732,843,296.75
  5. Step 5: Solve for x
    x = 3,732,843,296.75/70,305.17
  6. Step 6: Final answer
    x = 53,094.87

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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.