Home / 167,618.95-251,427.76-67,777.94

Finding the Fourth Proportional to 167,618.95, 251,427.76 and 67,777.94

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Solution

The fourth proportional to 167,618.95, 251,427.76 and 67,777.94 is: 101,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,618.95 : 251,427.76 = 67,777.94 : x
  2. Step 2: Convert to fraction form
    167,618.95/251,427.76 = 67,777.94/x
  3. Step 3: Cross multiply
    167,618.95x = 251,427.76 × 67,777.94
  4. Step 4: Simplify right side
    167,618.95x = 17,041,255,631.61
  5. Step 5: Solve for x
    x = 17,041,255,631.61/167,618.95
  6. Step 6: Final answer
    x = 101,666.64

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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.