Home / 147,974.44-204,194.10-91,386.76

Finding the Fourth Proportional to 147,974.44, 204,194.10 and 91,386.76

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Solution

The fourth proportional to 147,974.44, 204,194.10 and 91,386.76 is: 126,107.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,974.44 : 204,194.10 = 91,386.76 : x
  2. Step 2: Convert to fraction form
    147,974.44/204,194.10 = 91,386.76/x
  3. Step 3: Cross multiply
    147,974.44x = 204,194.10 × 91,386.76
  4. Step 4: Simplify right side
    147,974.44x = 18,660,637,210.12
  5. Step 5: Solve for x
    x = 18,660,637,210.12/147,974.44
  6. Step 6: Final answer
    x = 126,107.17

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1.5x scale

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.