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Finding the Fourth Proportional to 146,925.54, 202,756.23 and 79,857.54

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Solution

The fourth proportional to 146,925.54, 202,756.23 and 79,857.54 is: 110,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,925.54 : 202,756.23 = 79,857.54 : x
  2. Step 2: Convert to fraction form
    146,925.54/202,756.23 = 79,857.54/x
  3. Step 3: Cross multiply
    146,925.54x = 202,756.23 × 79,857.54
  4. Step 4: Simplify right side
    146,925.54x = 16,191,613,747.47
  5. Step 5: Solve for x
    x = 16,191,613,747.47/146,925.54
  6. Step 6: Final answer
    x = 110,202.85

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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.