Home / 97,105.64-134,006.00-54,084.78

Finding the Fourth Proportional to 97,105.64, 134,006.00 and 54,084.78

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Solution

The fourth proportional to 97,105.64, 134,006.00 and 54,084.78 is: 74,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,105.64 : 134,006.00 = 54,084.78 : x
  2. Step 2: Convert to fraction form
    97,105.64/134,006.00 = 54,084.78/x
  3. Step 3: Cross multiply
    97,105.64x = 134,006.00 × 54,084.78
  4. Step 4: Simplify right side
    97,105.64x = 7,247,684,758.26
  5. Step 5: Solve for x
    x = 7,247,684,758.26/97,105.64
  6. Step 6: Final answer
    x = 74,637.12

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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.