Home / 183,354.40-274,987.92-103,426.72

Finding the Fourth Proportional to 183,354.40, 274,987.92 and 103,426.72

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Solution

The fourth proportional to 183,354.40, 274,987.92 and 103,426.72 is: 155,115.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,354.40 : 274,987.92 = 103,426.72 : x
  2. Step 2: Convert to fraction form
    183,354.40/274,987.92 = 103,426.72/x
  3. Step 3: Cross multiply
    183,354.40x = 274,987.92 × 103,426.72
  4. Step 4: Simplify right side
    183,354.40x = 28,441,098,605.22
  5. Step 5: Solve for x
    x = 28,441,098,605.22/183,354.40
  6. Step 6: Final answer
    x = 155,115.44

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1.5x scale

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.