Home / 167,442.14-251,166.45-66,237.50

Finding the Fourth Proportional to 167,442.14, 251,166.45 and 66,237.50

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Solution

The fourth proportional to 167,442.14, 251,166.45 and 66,237.50 is: 99,357.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,442.14 : 251,166.45 = 66,237.50 : x
  2. Step 2: Convert to fraction form
    167,442.14/251,166.45 = 66,237.50/x
  3. Step 3: Cross multiply
    167,442.14x = 251,166.45 × 66,237.50
  4. Step 4: Simplify right side
    167,442.14x = 16,636,637,731.88
  5. Step 5: Solve for x
    x = 16,636,637,731.88/167,442.14
  6. Step 6: Final answer
    x = 99,357.53

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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.