Home / 65,333.24-90,159.45-36,261.29

Finding the Fourth Proportional to 65,333.24, 90,159.45 and 36,261.29

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Solution

The fourth proportional to 65,333.24, 90,159.45 and 36,261.29 is: 50,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,333.24 : 90,159.45 = 36,261.29 : x
  2. Step 2: Convert to fraction form
    65,333.24/90,159.45 = 36,261.29/x
  3. Step 3: Cross multiply
    65,333.24x = 90,159.45 × 36,261.29
  4. Step 4: Simplify right side
    65,333.24x = 3,269,297,511.89
  5. Step 5: Solve for x
    x = 3,269,297,511.89/65,333.24
  6. Step 6: Final answer
    x = 50,040.34

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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.