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Finding the Fourth Proportional to 62,550.77, 86,316.75 and 35,695.78

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Solution

The fourth proportional to 62,550.77, 86,316.75 and 35,695.78 is: 49,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,550.77 : 86,316.75 = 35,695.78 : x
  2. Step 2: Convert to fraction form
    62,550.77/86,316.75 = 35,695.78/x
  3. Step 3: Cross multiply
    62,550.77x = 86,316.75 × 35,695.78
  4. Step 4: Simplify right side
    62,550.77x = 3,081,143,502.52
  5. Step 5: Solve for x
    x = 3,081,143,502.52/62,550.77
  6. Step 6: Final answer
    x = 49,258.29

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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.