Home / 133,017.45-199,554.69-38,246.79

Finding the Fourth Proportional to 133,017.45, 199,554.69 and 38,246.79

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Solution

The fourth proportional to 133,017.45, 199,554.69 and 38,246.79 is: 57,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,017.45 : 199,554.69 = 38,246.79 : x
  2. Step 2: Convert to fraction form
    133,017.45/199,554.69 = 38,246.79/x
  3. Step 3: Cross multiply
    133,017.45x = 199,554.69 × 38,246.79
  4. Step 4: Simplify right side
    133,017.45x = 7,632,326,321.95
  5. Step 5: Solve for x
    x = 7,632,326,321.95/133,017.45
  6. Step 6: Final answer
    x = 57,378.38

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1.5x scale

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.