Home / 40,726.53-61,085.54-15,765.98

Finding the Fourth Proportional to 40,726.53, 61,085.54 and 15,765.98

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Solution

The fourth proportional to 40,726.53, 61,085.54 and 15,765.98 is: 23,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,726.53 : 61,085.54 = 15,765.98 : x
  2. Step 2: Convert to fraction form
    40,726.53/61,085.54 = 15,765.98/x
  3. Step 3: Cross multiply
    40,726.53x = 61,085.54 × 15,765.98
  4. Step 4: Simplify right side
    40,726.53x = 963,073,135.92
  5. Step 5: Solve for x
    x = 963,073,135.92/40,726.53
  6. Step 6: Final answer
    x = 23,647.32

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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.