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Finding the Fourth Proportional to 123,560.98, 183,751.91 and 119,624.38

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Solution

The fourth proportional to 123,560.98, 183,751.91 and 119,624.38 is: 177,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,560.98 : 183,751.91 = 119,624.38 : x
  2. Step 2: Convert to fraction form
    123,560.98/183,751.91 = 119,624.38/x
  3. Step 3: Cross multiply
    123,560.98x = 183,751.91 × 119,624.38
  4. Step 4: Simplify right side
    123,560.98x = 21,981,208,307.57
  5. Step 5: Solve for x
    x = 21,981,208,307.57/123,560.98
  6. Step 6: Final answer
    x = 177,897.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.