Home / 124,596.76-171,965.82-74,299

Finding the Fourth Proportional to 124,596.76, 171,965.82 and 74,299

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Solution

The fourth proportional to 124,596.76, 171,965.82 and 74,299 is: 102,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,596.76 : 171,965.82 = 74,299 : x
  2. Step 2: Convert to fraction form
    124,596.76/171,965.82 = 74,299/x
  3. Step 3: Cross multiply
    124,596.76x = 171,965.82 × 74,299
  4. Step 4: Simplify right side
    124,596.76x = 12,776,888,460.18
  5. Step 5: Solve for x
    x = 12,776,888,460.18/124,596.76
  6. Step 6: Final answer
    x = 102,545.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.