Home / 65,586.21-97,867.79-58,517.64

Finding the Fourth Proportional to 65,586.21, 97,867.79 and 58,517.64

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Solution

The fourth proportional to 65,586.21, 97,867.79 and 58,517.64 is: 87,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,586.21 : 97,867.79 = 58,517.64 : x
  2. Step 2: Convert to fraction form
    65,586.21/97,867.79 = 58,517.64/x
  3. Step 3: Cross multiply
    65,586.21x = 97,867.79 × 58,517.64
  4. Step 4: Simplify right side
    65,586.21x = 5,726,991,320.89
  5. Step 5: Solve for x
    x = 5,726,991,320.89/65,586.21
  6. Step 6: Final answer
    x = 87,320.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.