Home / 183,287.50-274,993.62-103,228.72

Finding the Fourth Proportional to 183,287.50, 274,993.62 and 103,228.72

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Solution

The fourth proportional to 183,287.50, 274,993.62 and 103,228.72 is: 154,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,287.50 : 274,993.62 = 103,228.72 : x
  2. Step 2: Convert to fraction form
    183,287.50/274,993.62 = 103,228.72/x
  3. Step 3: Cross multiply
    183,287.50x = 274,993.62 × 103,228.72
  4. Step 4: Simplify right side
    183,287.50x = 28,387,239,400.77
  5. Step 5: Solve for x
    x = 28,387,239,400.77/183,287.50
  6. Step 6: Final answer
    x = 154,878.21

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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.