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Finding the Fourth Proportional to 248,116.96, 372,119.55 and 70,620.04

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Solution

The fourth proportional to 248,116.96, 372,119.55 and 70,620.04 is: 105,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,116.96 : 372,119.55 = 70,620.04 : x
  2. Step 2: Convert to fraction form
    248,116.96/372,119.55 = 70,620.04/x
  3. Step 3: Cross multiply
    248,116.96x = 372,119.55 × 70,620.04
  4. Step 4: Simplify right side
    248,116.96x = 26,279,097,505.78
  5. Step 5: Solve for x
    x = 26,279,097,505.78/248,116.96
  6. Step 6: Final answer
    x = 105,914.15

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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.