Home / 170,867.78-235,750.19-98,266.71

Finding the Fourth Proportional to 170,867.78, 235,750.19 and 98,266.71

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Solution

The fourth proportional to 170,867.78, 235,750.19 and 98,266.71 is: 135,580.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,867.78 : 235,750.19 = 98,266.71 : x
  2. Step 2: Convert to fraction form
    170,867.78/235,750.19 = 98,266.71/x
  3. Step 3: Cross multiply
    170,867.78x = 235,750.19 × 98,266.71
  4. Step 4: Simplify right side
    170,867.78x = 23,166,395,061.84
  5. Step 5: Solve for x
    x = 23,166,395,061.84/170,867.78
  6. Step 6: Final answer
    x = 135,580.83

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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.