Home / 97,061.31-145,592.87-30,499.97

Finding the Fourth Proportional to 97,061.31, 145,592.87 and 30,499.97

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Solution

The fourth proportional to 97,061.31, 145,592.87 and 30,499.97 is: 45,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,061.31 : 145,592.87 = 30,499.97 : x
  2. Step 2: Convert to fraction form
    97,061.31/145,592.87 = 30,499.97/x
  3. Step 3: Cross multiply
    97,061.31x = 145,592.87 × 30,499.97
  4. Step 4: Simplify right side
    97,061.31x = 4,440,577,286.75
  5. Step 5: Solve for x
    x = 4,440,577,286.75/97,061.31
  6. Step 6: Final answer
    x = 45,750.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.