Home / 197,249.06-272,203.71-112,366.13

Finding the Fourth Proportional to 197,249.06, 272,203.71 and 112,366.13

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Solution

The fourth proportional to 197,249.06, 272,203.71 and 112,366.13 is: 155,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,249.06 : 272,203.71 = 112,366.13 : x
  2. Step 2: Convert to fraction form
    197,249.06/272,203.71 = 112,366.13/x
  3. Step 3: Cross multiply
    197,249.06x = 272,203.71 × 112,366.13
  4. Step 4: Simplify right side
    197,249.06x = 30,586,475,681.95
  5. Step 5: Solve for x
    x = 30,586,475,681.95/197,249.06
  6. Step 6: Final answer
    x = 155,065.25

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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.