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Finding the Fourth Proportional to 182,987.37, 274,290.76 and 70,744.68

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Solution

The fourth proportional to 182,987.37, 274,290.76 and 70,744.68 is: 106,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,987.37 : 274,290.76 = 70,744.68 : x
  2. Step 2: Convert to fraction form
    182,987.37/274,290.76 = 70,744.68/x
  3. Step 3: Cross multiply
    182,987.37x = 274,290.76 × 70,744.68
  4. Step 4: Simplify right side
    182,987.37x = 19,404,612,043.16
  5. Step 5: Solve for x
    x = 19,404,612,043.16/182,987.37
  6. Step 6: Final answer
    x = 106,043.45

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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.