Home / 97,432.40-146,154.27-27,317.18

Finding the Fourth Proportional to 97,432.40, 146,154.27 and 27,317.18

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Solution

The fourth proportional to 97,432.40, 146,154.27 and 27,317.18 is: 40,977.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,432.40 : 146,154.27 = 27,317.18 : x
  2. Step 2: Convert to fraction form
    97,432.40/146,154.27 = 27,317.18/x
  3. Step 3: Cross multiply
    97,432.40x = 146,154.27 × 27,317.18
  4. Step 4: Simplify right side
    97,432.40x = 3,992,522,969.18
  5. Step 5: Solve for x
    x = 3,992,522,969.18/97,432.40
  6. Step 6: Final answer
    x = 40,977.36

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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.