Home / 108,831.87-150,187.84-61,085.27

Finding the Fourth Proportional to 108,831.87, 150,187.84 and 61,085.27

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Solution

The fourth proportional to 108,831.87, 150,187.84 and 61,085.27 is: 84,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,831.87 : 150,187.84 = 61,085.27 : x
  2. Step 2: Convert to fraction form
    108,831.87/150,187.84 = 61,085.27/x
  3. Step 3: Cross multiply
    108,831.87x = 150,187.84 × 61,085.27
  4. Step 4: Simplify right side
    108,831.87x = 9,174,264,979.87
  5. Step 5: Solve for x
    x = 9,174,264,979.87/108,831.87
  6. Step 6: Final answer
    x = 84,297.60

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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.