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Finding the Fourth Proportional to 178,041.11, 245,696.72 and 97,468.39

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Solution

The fourth proportional to 178,041.11, 245,696.72 and 97,468.39 is: 134,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,041.11 : 245,696.72 = 97,468.39 : x
  2. Step 2: Convert to fraction form
    178,041.11/245,696.72 = 97,468.39/x
  3. Step 3: Cross multiply
    178,041.11x = 245,696.72 × 97,468.39
  4. Step 4: Simplify right side
    178,041.11x = 23,947,663,726.68
  5. Step 5: Solve for x
    x = 23,947,663,726.68/178,041.11
  6. Step 6: Final answer
    x = 134,506.37

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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.