Home / 98,341.52-135,732.78-62,524.53

Finding the Fourth Proportional to 98,341.52, 135,732.78 and 62,524.53

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Solution

The fourth proportional to 98,341.52, 135,732.78 and 62,524.53 is: 86,297.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,341.52 : 135,732.78 = 62,524.53 : x
  2. Step 2: Convert to fraction form
    98,341.52/135,732.78 = 62,524.53/x
  3. Step 3: Cross multiply
    98,341.52x = 135,732.78 × 62,524.53
  4. Step 4: Simplify right side
    98,341.52x = 8,486,628,275.09
  5. Step 5: Solve for x
    x = 8,486,628,275.09/98,341.52
  6. Step 6: Final answer
    x = 86,297.51

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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.