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Finding the Fourth Proportional to 97,472.94, 146,209.14 and 79,758.24

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Solution

The fourth proportional to 97,472.94, 146,209.14 and 79,758.24 is: 119,637.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,472.94 : 146,209.14 = 79,758.24 : x
  2. Step 2: Convert to fraction form
    97,472.94/146,209.14 = 79,758.24/x
  3. Step 3: Cross multiply
    97,472.94x = 146,209.14 × 79,758.24
  4. Step 4: Simplify right side
    97,472.94x = 11,661,383,678.31
  5. Step 5: Solve for x
    x = 11,661,383,678.31/97,472.94
  6. Step 6: Final answer
    x = 119,637.14

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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.