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Finding the Fourth Proportional to 183,398.16, 253,199.88 and 119,842.32

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Solution

The fourth proportional to 183,398.16, 253,199.88 and 119,842.32 is: 165,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,398.16 : 253,199.88 = 119,842.32 : x
  2. Step 2: Convert to fraction form
    183,398.16/253,199.88 = 119,842.32/x
  3. Step 3: Cross multiply
    183,398.16x = 253,199.88 × 119,842.32
  4. Step 4: Simplify right side
    183,398.16x = 30,344,061,042.92
  5. Step 5: Solve for x
    x = 30,344,061,042.92/183,398.16
  6. Step 6: Final answer
    x = 165,454.56

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1.5x scale

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.