Home / 77,223.94-106,570.81-43,231.57

Finding the Fourth Proportional to 77,223.94, 106,570.81 and 43,231.57

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Solution

The fourth proportional to 77,223.94, 106,570.81 and 43,231.57 is: 59,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,223.94 : 106,570.81 = 43,231.57 : x
  2. Step 2: Convert to fraction form
    77,223.94/106,570.81 = 43,231.57/x
  3. Step 3: Cross multiply
    77,223.94x = 106,570.81 × 43,231.57
  4. Step 4: Simplify right side
    77,223.94x = 4,607,223,220.08
  5. Step 5: Solve for x
    x = 4,607,223,220.08/77,223.94
  6. Step 6: Final answer
    x = 59,660.56

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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.