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Finding the Fourth Proportional to 122,302.72, 183,624 and 63,182.08

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Solution

The fourth proportional to 122,302.72, 183,624 and 63,182.08 is: 94,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,302.72 : 183,624 = 63,182.08 : x
  2. Step 2: Convert to fraction form
    122,302.72/183,624 = 63,182.08/x
  3. Step 3: Cross multiply
    122,302.72x = 183,624 × 63,182.08
  4. Step 4: Simplify right side
    122,302.72x = 11,601,746,257.92
  5. Step 5: Solve for x
    x = 11,601,746,257.92/122,302.72
  6. Step 6: Final answer
    x = 94,860.90

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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.