Home / 98,033.16-135,297.78-57,744.84

Finding the Fourth Proportional to 98,033.16, 135,297.78 and 57,744.84

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Solution

The fourth proportional to 98,033.16, 135,297.78 and 57,744.84 is: 79,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,033.16 : 135,297.78 = 57,744.84 : x
  2. Step 2: Convert to fraction form
    98,033.16/135,297.78 = 57,744.84/x
  3. Step 3: Cross multiply
    98,033.16x = 135,297.78 × 57,744.84
  4. Step 4: Simplify right side
    98,033.16x = 7,812,748,658.46
  5. Step 5: Solve for x
    x = 7,812,748,658.46/98,033.16
  6. Step 6: Final answer
    x = 79,694.96

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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.