Home / 199,184.45-274,867.56-111,966.89

Finding the Fourth Proportional to 199,184.45, 274,867.56 and 111,966.89

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Solution

The fourth proportional to 199,184.45, 274,867.56 and 111,966.89 is: 154,510.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,184.45 : 274,867.56 = 111,966.89 : x
  2. Step 2: Convert to fraction form
    199,184.45/274,867.56 = 111,966.89/x
  3. Step 3: Cross multiply
    199,184.45x = 274,867.56 × 111,966.89
  4. Step 4: Simplify right side
    199,184.45x = 30,776,064,480.75
  5. Step 5: Solve for x
    x = 30,776,064,480.75/199,184.45
  6. Step 6: Final answer
    x = 154,510.38

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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.