Home / 65,015.45-97,600.93-38,732.57

Finding the Fourth Proportional to 65,015.45, 97,600.93 and 38,732.57

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Solution

The fourth proportional to 65,015.45, 97,600.93 and 38,732.57 is: 58,145.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,015.45 : 97,600.93 = 38,732.57 : x
  2. Step 2: Convert to fraction form
    65,015.45/97,600.93 = 38,732.57/x
  3. Step 3: Cross multiply
    65,015.45x = 97,600.93 × 38,732.57
  4. Step 4: Simplify right side
    65,015.45x = 3,780,334,268.45
  5. Step 5: Solve for x
    x = 3,780,334,268.45/65,015.45
  6. Step 6: Final answer
    x = 58,145.17

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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.