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Finding the Fourth Proportional to 88,668.80, 133,041.60 and 41,897.60

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Solution

The fourth proportional to 88,668.80, 133,041.60 and 41,897.60 is: 62,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,668.80 : 133,041.60 = 41,897.60 : x
  2. Step 2: Convert to fraction form
    88,668.80/133,041.60 = 41,897.60/x
  3. Step 3: Cross multiply
    88,668.80x = 133,041.60 × 41,897.60
  4. Step 4: Simplify right side
    88,668.80x = 5,574,123,740.16
  5. Step 5: Solve for x
    x = 5,574,123,740.16/88,668.80
  6. Step 6: Final answer
    x = 62,864.54

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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.