Home / 96,740.30-133,494.29-54,290.63

Finding the Fourth Proportional to 96,740.30, 133,494.29 and 54,290.63

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Solution

The fourth proportional to 96,740.30, 133,494.29 and 54,290.63 is: 74,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,740.30 : 133,494.29 = 54,290.63 : x
  2. Step 2: Convert to fraction form
    96,740.30/133,494.29 = 54,290.63/x
  3. Step 3: Cross multiply
    96,740.30x = 133,494.29 × 54,290.63
  4. Step 4: Simplify right side
    96,740.30x = 7,247,488,166.58
  5. Step 5: Solve for x
    x = 7,247,488,166.58/96,740.30
  6. Step 6: Final answer
    x = 74,916.95

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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.