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Finding the Fourth Proportional to 176,061.12, 263,974.84 and 63,726.64

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Solution

The fourth proportional to 176,061.12, 263,974.84 and 63,726.64 is: 95,547.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,061.12 : 263,974.84 = 63,726.64 : x
  2. Step 2: Convert to fraction form
    176,061.12/263,974.84 = 63,726.64/x
  3. Step 3: Cross multiply
    176,061.12x = 263,974.84 × 63,726.64
  4. Step 4: Simplify right side
    176,061.12x = 16,822,229,597.74
  5. Step 5: Solve for x
    x = 16,822,229,597.74/176,061.12
  6. Step 6: Final answer
    x = 95,547.67

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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.