Home / 57,802.16-86,696.94-39,201.68

Finding the Fourth Proportional to 57,802.16, 86,696.94 and 39,201.68

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Solution

The fourth proportional to 57,802.16, 86,696.94 and 39,201.68 is: 58,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,802.16 : 86,696.94 = 39,201.68 : x
  2. Step 2: Convert to fraction form
    57,802.16/86,696.94 = 39,201.68/x
  3. Step 3: Cross multiply
    57,802.16x = 86,696.94 × 39,201.68
  4. Step 4: Simplify right side
    57,802.16x = 3,398,665,698.86
  5. Step 5: Solve for x
    x = 3,398,665,698.86/57,802.16
  6. Step 6: Final answer
    x = 58,798.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.