Home / 236,934.46-355,464.00-85,146.87

Finding the Fourth Proportional to 236,934.46, 355,464.00 and 85,146.87

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Solution

The fourth proportional to 236,934.46, 355,464.00 and 85,146.87 is: 127,742.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,934.46 : 355,464.00 = 85,146.87 : x
  2. Step 2: Convert to fraction form
    236,934.46/355,464.00 = 85,146.87/x
  3. Step 3: Cross multiply
    236,934.46x = 355,464.00 × 85,146.87
  4. Step 4: Simplify right side
    236,934.46x = 30,266,646,570.66
  5. Step 5: Solve for x
    x = 30,266,646,570.66/236,934.46
  6. Step 6: Final answer
    x = 127,742.70

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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.