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Finding the Fourth Proportional to 179,898.67, 248,253.73 and 99,324.55

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Solution

The fourth proportional to 179,898.67, 248,253.73 and 99,324.55 is: 137,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,898.67 : 248,253.73 = 99,324.55 : x
  2. Step 2: Convert to fraction form
    179,898.67/248,253.73 = 99,324.55/x
  3. Step 3: Cross multiply
    179,898.67x = 248,253.73 × 99,324.55
  4. Step 4: Simplify right side
    179,898.67x = 24,657,690,018.07
  5. Step 5: Solve for x
    x = 24,657,690,018.07/179,898.67
  6. Step 6: Final answer
    x = 137,064.33

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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.