Home / 124,522.82-171,792.65-76,693.13

Finding the Fourth Proportional to 124,522.82, 171,792.65 and 76,693.13

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Solution

The fourth proportional to 124,522.82, 171,792.65 and 76,693.13 is: 105,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,522.82 : 171,792.65 = 76,693.13 : x
  2. Step 2: Convert to fraction form
    124,522.82/171,792.65 = 76,693.13/x
  3. Step 3: Cross multiply
    124,522.82x = 171,792.65 × 76,693.13
  4. Step 4: Simplify right side
    124,522.82x = 13,175,315,585.09
  5. Step 5: Solve for x
    x = 13,175,315,585.09/124,522.82
  6. Step 6: Final answer
    x = 105,806.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.