Home / 93,976.89-129,689.96-51,537.75

Finding the Fourth Proportional to 93,976.89, 129,689.96 and 51,537.75

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Solution

The fourth proportional to 93,976.89, 129,689.96 and 51,537.75 is: 71,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,976.89 : 129,689.96 = 51,537.75 : x
  2. Step 2: Convert to fraction form
    93,976.89/129,689.96 = 51,537.75/x
  3. Step 3: Cross multiply
    93,976.89x = 129,689.96 × 51,537.75
  4. Step 4: Simplify right side
    93,976.89x = 6,683,928,478.30
  5. Step 5: Solve for x
    x = 6,683,928,478.30/93,976.89
  6. Step 6: Final answer
    x = 71,123.11

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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.