Home / 89,920.37-124,087.76-49,633.27

Finding the Fourth Proportional to 89,920.37, 124,087.76 and 49,633.27

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Solution

The fourth proportional to 89,920.37, 124,087.76 and 49,633.27 is: 68,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,920.37 : 124,087.76 = 49,633.27 : x
  2. Step 2: Convert to fraction form
    89,920.37/124,087.76 = 49,633.27/x
  3. Step 3: Cross multiply
    89,920.37x = 124,087.76 × 49,633.27
  4. Step 4: Simplify right side
    89,920.37x = 6,158,880,923.51
  5. Step 5: Solve for x
    x = 6,158,880,923.51/89,920.37
  6. Step 6: Final answer
    x = 68,492.61

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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.