Home / 89,943.99-124,122.89-49,657.83

Finding the Fourth Proportional to 89,943.99, 124,122.89 and 49,657.83

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Solution

The fourth proportional to 89,943.99, 124,122.89 and 49,657.83 is: 68,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943.99 : 124,122.89 = 49,657.83 : x
  2. Step 2: Convert to fraction form
    89,943.99/124,122.89 = 49,657.83/x
  3. Step 3: Cross multiply
    89,943.99x = 124,122.89 × 49,657.83
  4. Step 4: Simplify right side
    89,943.99x = 6,163,673,370.73
  5. Step 5: Solve for x
    x = 6,163,673,370.73/89,943.99
  6. Step 6: Final answer
    x = 68,527.91

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1.5x scale

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.