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Finding the Fourth Proportional to 177,466.80, 266,394.60 and 98,734.80

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Solution

The fourth proportional to 177,466.80, 266,394.60 and 98,734.80 is: 148,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,466.80 : 266,394.60 = 98,734.80 : x
  2. Step 2: Convert to fraction form
    177,466.80/266,394.60 = 98,734.80/x
  3. Step 3: Cross multiply
    177,466.80x = 266,394.60 × 98,734.80
  4. Step 4: Simplify right side
    177,466.80x = 26,302,417,552.08
  5. Step 5: Solve for x
    x = 26,302,417,552.08/177,466.80
  6. Step 6: Final answer
    x = 148,210.36

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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.