Home / 92,575.94-138,870.38-45,816.26

Finding the Fourth Proportional to 92,575.94, 138,870.38 and 45,816.26

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Solution

The fourth proportional to 92,575.94, 138,870.38 and 45,816.26 is: 68,727.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,575.94 : 138,870.38 = 45,816.26 : x
  2. Step 2: Convert to fraction form
    92,575.94/138,870.38 = 45,816.26/x
  3. Step 3: Cross multiply
    92,575.94x = 138,870.38 × 45,816.26
  4. Step 4: Simplify right side
    92,575.94x = 6,362,521,436.38
  5. Step 5: Solve for x
    x = 6,362,521,436.38/92,575.94
  6. Step 6: Final answer
    x = 68,727.59

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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.