Home / 40,823.12-61,230.04-14,164.20

Finding the Fourth Proportional to 40,823.12, 61,230.04 and 14,164.20

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Solution

The fourth proportional to 40,823.12, 61,230.04 and 14,164.20 is: 21,244.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,823.12 : 61,230.04 = 14,164.20 : x
  2. Step 2: Convert to fraction form
    40,823.12/61,230.04 = 14,164.20/x
  3. Step 3: Cross multiply
    40,823.12x = 61,230.04 × 14,164.20
  4. Step 4: Simplify right side
    40,823.12x = 867,274,532.57
  5. Step 5: Solve for x
    x = 867,274,532.57/40,823.12
  6. Step 6: Final answer
    x = 21,244.69

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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.