Home / 158,436.88-237,669.98-51,821.44

Finding the Fourth Proportional to 158,436.88, 237,669.98 and 51,821.44

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Solution

The fourth proportional to 158,436.88, 237,669.98 and 51,821.44 is: 77,736.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,436.88 : 237,669.98 = 51,821.44 : x
  2. Step 2: Convert to fraction form
    158,436.88/237,669.98 = 51,821.44/x
  3. Step 3: Cross multiply
    158,436.88x = 237,669.98 × 51,821.44
  4. Step 4: Simplify right side
    158,436.88x = 12,316,400,608.37
  5. Step 5: Solve for x
    x = 12,316,400,608.37/158,436.88
  6. Step 6: Final answer
    x = 77,736.95

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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.