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Finding the Fourth Proportional to 178,953.88, 268,233.98 and 73,715.44

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Solution

The fourth proportional to 178,953.88, 268,233.98 and 73,715.44 is: 110,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,953.88 : 268,233.98 = 73,715.44 : x
  2. Step 2: Convert to fraction form
    178,953.88/268,233.98 = 73,715.44/x
  3. Step 3: Cross multiply
    178,953.88x = 268,233.98 × 73,715.44
  4. Step 4: Simplify right side
    178,953.88x = 19,772,985,858.65
  5. Step 5: Solve for x
    x = 19,772,985,858.65/178,953.88
  6. Step 6: Final answer
    x = 110,492.08

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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.