Home / 167,813.83-251,642.69-61,123.51

Finding the Fourth Proportional to 167,813.83, 251,642.69 and 61,123.51

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Solution

The fourth proportional to 167,813.83, 251,642.69 and 61,123.51 is: 91,656.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,813.83 : 251,642.69 = 61,123.51 : x
  2. Step 2: Convert to fraction form
    167,813.83/251,642.69 = 61,123.51/x
  3. Step 3: Cross multiply
    167,813.83x = 251,642.69 × 61,123.51
  4. Step 4: Simplify right side
    167,813.83x = 15,381,283,373.24
  5. Step 5: Solve for x
    x = 15,381,283,373.24/167,813.83
  6. Step 6: Final answer
    x = 91,656.83

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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.