Home / 97,586.82-146,343.51-38,390.13

Finding the Fourth Proportional to 97,586.82, 146,343.51 and 38,390.13

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Solution

The fourth proportional to 97,586.82, 146,343.51 and 38,390.13 is: 57,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,586.82 : 146,343.51 = 38,390.13 : x
  2. Step 2: Convert to fraction form
    97,586.82/146,343.51 = 38,390.13/x
  3. Step 3: Cross multiply
    97,586.82x = 146,343.51 × 38,390.13
  4. Step 4: Simplify right side
    97,586.82x = 5,618,146,373.56
  5. Step 5: Solve for x
    x = 5,618,146,373.56/97,586.82
  6. Step 6: Final answer
    x = 57,570.75

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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.