Home / 183,169.40-274,754.10-103,125.20

Finding the Fourth Proportional to 183,169.40, 274,754.10 and 103,125.20

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Solution

The fourth proportional to 183,169.40, 274,754.10 and 103,125.20 is: 154,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,169.40 : 274,754.10 = 103,125.20 : x
  2. Step 2: Convert to fraction form
    183,169.40/274,754.10 = 103,125.20/x
  3. Step 3: Cross multiply
    183,169.40x = 274,754.10 × 103,125.20
  4. Step 4: Simplify right side
    183,169.40x = 28,334,071,513.32
  5. Step 5: Solve for x
    x = 28,334,071,513.32/183,169.40
  6. Step 6: Final answer
    x = 154,687.80

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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.