Home / 77,224.16-106,571.37-43,232.49

Finding the Fourth Proportional to 77,224.16, 106,571.37 and 43,232.49

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Solution

The fourth proportional to 77,224.16, 106,571.37 and 43,232.49 is: 59,661.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,224.16 : 106,571.37 = 43,232.49 : x
  2. Step 2: Convert to fraction form
    77,224.16/106,571.37 = 43,232.49/x
  3. Step 3: Cross multiply
    77,224.16x = 106,571.37 × 43,232.49
  4. Step 4: Simplify right side
    77,224.16x = 4,607,345,687.81
  5. Step 5: Solve for x
    x = 4,607,345,687.81/77,224.16
  6. Step 6: Final answer
    x = 59,661.98

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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.