Home / 97,006.30-133,754.19-66,394.16

Finding the Fourth Proportional to 97,006.30, 133,754.19 and 66,394.16

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Solution

The fourth proportional to 97,006.30, 133,754.19 and 66,394.16 is: 91,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,006.30 : 133,754.19 = 66,394.16 : x
  2. Step 2: Convert to fraction form
    97,006.30/133,754.19 = 66,394.16/x
  3. Step 3: Cross multiply
    97,006.30x = 133,754.19 × 66,394.16
  4. Step 4: Simplify right side
    97,006.30x = 8,880,496,299.18
  5. Step 5: Solve for x
    x = 8,880,496,299.18/97,006.30
  6. Step 6: Final answer
    x = 91,545.56

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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.