Home / 97,718.04-134,732.70-82,584

Finding the Fourth Proportional to 97,718.04, 134,732.70 and 82,584

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Solution

The fourth proportional to 97,718.04, 134,732.70 and 82,584 is: 113,866.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,718.04 : 134,732.70 = 82,584 : x
  2. Step 2: Convert to fraction form
    97,718.04/134,732.70 = 82,584/x
  3. Step 3: Cross multiply
    97,718.04x = 134,732.70 × 82,584
  4. Step 4: Simplify right side
    97,718.04x = 11,126,765,296.80
  5. Step 5: Solve for x
    x = 11,126,765,296.80/97,718.04
  6. Step 6: Final answer
    x = 113,866.03

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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.