Home / 167,436.20-251,194.80-49,111.40

Finding the Fourth Proportional to 167,436.20, 251,194.80 and 49,111.40

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Solution

The fourth proportional to 167,436.20, 251,194.80 and 49,111.40 is: 73,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,436.20 : 251,194.80 = 49,111.40 : x
  2. Step 2: Convert to fraction form
    167,436.20/251,194.80 = 49,111.40/x
  3. Step 3: Cross multiply
    167,436.20x = 251,194.80 × 49,111.40
  4. Step 4: Simplify right side
    167,436.20x = 12,336,528,300.72
  5. Step 5: Solve for x
    x = 12,336,528,300.72/167,436.20
  6. Step 6: Final answer
    x = 73,678.98

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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.