Home / 97,274.71-134,269.06-57,001.56

Finding the Fourth Proportional to 97,274.71, 134,269.06 and 57,001.56

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Solution

The fourth proportional to 97,274.71, 134,269.06 and 57,001.56 is: 78,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,274.71 : 134,269.06 = 57,001.56 : x
  2. Step 2: Convert to fraction form
    97,274.71/134,269.06 = 57,001.56/x
  3. Step 3: Cross multiply
    97,274.71x = 134,269.06 × 57,001.56
  4. Step 4: Simplify right side
    97,274.71x = 7,653,545,879.73
  5. Step 5: Solve for x
    x = 7,653,545,879.73/97,274.71
  6. Step 6: Final answer
    x = 78,679.71

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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.