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Finding the Fourth Proportional to 176,999.30, 265,326.15 and 158,336.90

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Solution

The fourth proportional to 176,999.30, 265,326.15 and 158,336.90 is: 237,350.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,999.30 : 265,326.15 = 158,336.90 : x
  2. Step 2: Convert to fraction form
    176,999.30/265,326.15 = 158,336.90/x
  3. Step 3: Cross multiply
    176,999.30x = 265,326.15 × 158,336.90
  4. Step 4: Simplify right side
    176,999.30x = 42,010,920,079.94
  5. Step 5: Solve for x
    x = 42,010,920,079.94/176,999.30
  6. Step 6: Final answer
    x = 237,350.77

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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.