Home / 193,309.92-266,796.81-117,902.16

Finding the Fourth Proportional to 193,309.92, 266,796.81 and 117,902.16

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Solution

The fourth proportional to 193,309.92, 266,796.81 and 117,902.16 is: 162,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,309.92 : 266,796.81 = 117,902.16 : x
  2. Step 2: Convert to fraction form
    193,309.92/266,796.81 = 117,902.16/x
  3. Step 3: Cross multiply
    193,309.92x = 266,796.81 × 117,902.16
  4. Step 4: Simplify right side
    193,309.92x = 31,455,920,180.11
  5. Step 5: Solve for x
    x = 31,455,920,180.11/193,309.92
  6. Step 6: Final answer
    x = 162,722.74

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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.