Home / 42,535.94-63,803.90-11,370.38

Finding the Fourth Proportional to 42,535.94, 63,803.90 and 11,370.38

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Solution

The fourth proportional to 42,535.94, 63,803.90 and 11,370.38 is: 17,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,535.94 : 63,803.90 = 11,370.38 : x
  2. Step 2: Convert to fraction form
    42,535.94/63,803.90 = 11,370.38/x
  3. Step 3: Cross multiply
    42,535.94x = 63,803.90 × 11,370.38
  4. Step 4: Simplify right side
    42,535.94x = 725,474,297.89
  5. Step 5: Solve for x
    x = 725,474,297.89/42,535.94
  6. Step 6: Final answer
    x = 17,055.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.