Home / 89,463.56-123,487.22-57,632.36

Finding the Fourth Proportional to 89,463.56, 123,487.22 and 57,632.36

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Solution

The fourth proportional to 89,463.56, 123,487.22 and 57,632.36 is: 79,550.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,463.56 : 123,487.22 = 57,632.36 : x
  2. Step 2: Convert to fraction form
    89,463.56/123,487.22 = 57,632.36/x
  3. Step 3: Cross multiply
    89,463.56x = 123,487.22 × 57,632.36
  4. Step 4: Simplify right side
    89,463.56x = 7,116,859,918.44
  5. Step 5: Solve for x
    x = 7,116,859,918.44/89,463.56
  6. Step 6: Final answer
    x = 79,550.38

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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.