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Finding the Fourth Proportional to 177,574.98, 245,052 and 97,002.54

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Solution

The fourth proportional to 177,574.98, 245,052 and 97,002.54 is: 133,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,574.98 : 245,052 = 97,002.54 : x
  2. Step 2: Convert to fraction form
    177,574.98/245,052 = 97,002.54/x
  3. Step 3: Cross multiply
    177,574.98x = 245,052 × 97,002.54
  4. Step 4: Simplify right side
    177,574.98x = 23,770,666,432.08
  5. Step 5: Solve for x
    x = 23,770,666,432.08/177,574.98
  6. Step 6: Final answer
    x = 133,862.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.