Home / 111,717.18-167,522.99-40,590.25

Finding the Fourth Proportional to 111,717.18, 167,522.99 and 40,590.25

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Solution

The fourth proportional to 111,717.18, 167,522.99 and 40,590.25 is: 60,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,717.18 : 167,522.99 = 40,590.25 : x
  2. Step 2: Convert to fraction form
    111,717.18/167,522.99 = 40,590.25/x
  3. Step 3: Cross multiply
    111,717.18x = 167,522.99 × 40,590.25
  4. Step 4: Simplify right side
    111,717.18x = 6,799,799,423.09
  5. Step 5: Solve for x
    x = 6,799,799,423.09/111,717.18
  6. Step 6: Final answer
    x = 60,866.19

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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.