Home / 92,908.71-128,214.69-50,467.23

Finding the Fourth Proportional to 92,908.71, 128,214.69 and 50,467.23

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Solution

The fourth proportional to 92,908.71, 128,214.69 and 50,467.23 is: 69,645.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,908.71 : 128,214.69 = 50,467.23 : x
  2. Step 2: Convert to fraction form
    92,908.71/128,214.69 = 50,467.23/x
  3. Step 3: Cross multiply
    92,908.71x = 128,214.69 × 50,467.23
  4. Step 4: Simplify right side
    92,908.71x = 6,470,640,249.61
  5. Step 5: Solve for x
    x = 6,470,640,249.61/92,908.71
  6. Step 6: Final answer
    x = 69,645.14

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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.