Home / 97,270.35-145,971.18-38,098.68

Finding the Fourth Proportional to 97,270.35, 145,971.18 and 38,098.68

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Solution

The fourth proportional to 97,270.35, 145,971.18 and 38,098.68 is: 57,173.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,270.35 : 145,971.18 = 38,098.68 : x
  2. Step 2: Convert to fraction form
    97,270.35/145,971.18 = 38,098.68/x
  3. Step 3: Cross multiply
    97,270.35x = 145,971.18 × 38,098.68
  4. Step 4: Simplify right side
    97,270.35x = 5,561,309,276.04
  5. Step 5: Solve for x
    x = 5,561,309,276.04/97,270.35
  6. Step 6: Final answer
    x = 57,173.74

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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.