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Finding the Fourth Proportional to 73,577.89, 101,589.57 and 57,463.36

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Solution

The fourth proportional to 73,577.89, 101,589.57 and 57,463.36 is: 79,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,577.89 : 101,589.57 = 57,463.36 : x
  2. Step 2: Convert to fraction form
    73,577.89/101,589.57 = 57,463.36/x
  3. Step 3: Cross multiply
    73,577.89x = 101,589.57 × 57,463.36
  4. Step 4: Simplify right side
    73,577.89x = 5,837,678,033.16
  5. Step 5: Solve for x
    x = 5,837,678,033.16/73,577.89
  6. Step 6: Final answer
    x = 79,340.11

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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.