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Finding the Fourth Proportional to 176,761.06, 264,984.38 and 64,420.18

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Solution

The fourth proportional to 176,761.06, 264,984.38 and 64,420.18 is: 96,572.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,761.06 : 264,984.38 = 64,420.18 : x
  2. Step 2: Convert to fraction form
    176,761.06/264,984.38 = 64,420.18/x
  3. Step 3: Cross multiply
    176,761.06x = 264,984.38 × 64,420.18
  4. Step 4: Simplify right side
    176,761.06x = 17,070,341,456.79
  5. Step 5: Solve for x
    x = 17,070,341,456.79/176,761.06
  6. Step 6: Final answer
    x = 96,572.98

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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.