Home / 98,201.39-147,187.80-56,110.95

Finding the Fourth Proportional to 98,201.39, 147,187.80 and 56,110.95

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Solution

The fourth proportional to 98,201.39, 147,187.80 and 56,110.95 is: 84,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,201.39 : 147,187.80 = 56,110.95 : x
  2. Step 2: Convert to fraction form
    98,201.39/147,187.80 = 56,110.95/x
  3. Step 3: Cross multiply
    98,201.39x = 147,187.80 × 56,110.95
  4. Step 4: Simplify right side
    98,201.39x = 8,258,847,286.41
  5. Step 5: Solve for x
    x = 8,258,847,286.41/98,201.39
  6. Step 6: Final answer
    x = 84,101.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.