Home / 167,813.39-251,642.04-61,123.07

Finding the Fourth Proportional to 167,813.39, 251,642.04 and 61,123.07

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Solution

The fourth proportional to 167,813.39, 251,642.04 and 61,123.07 is: 91,656.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,813.39 : 251,642.04 = 61,123.07 : x
  2. Step 2: Convert to fraction form
    167,813.39/251,642.04 = 61,123.07/x
  3. Step 3: Cross multiply
    167,813.39x = 251,642.04 × 61,123.07
  4. Step 4: Simplify right side
    167,813.39x = 15,381,134,025.86
  5. Step 5: Solve for x
    x = 15,381,134,025.86/167,813.39
  6. Step 6: Final answer
    x = 91,656.18

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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.