Home / 108,571.33-149,831.39-60,823.65

Finding the Fourth Proportional to 108,571.33, 149,831.39 and 60,823.65

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Solution

The fourth proportional to 108,571.33, 149,831.39 and 60,823.65 is: 83,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,571.33 : 149,831.39 = 60,823.65 : x
  2. Step 2: Convert to fraction form
    108,571.33/149,831.39 = 60,823.65/x
  3. Step 3: Cross multiply
    108,571.33x = 149,831.39 × 60,823.65
  4. Step 4: Simplify right side
    108,571.33x = 9,113,292,024.37
  5. Step 5: Solve for x
    x = 9,113,292,024.37/108,571.33
  6. Step 6: Final answer
    x = 83,938.29

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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.