Home / 92,361.11-138,543.03-60,972.19

Finding the Fourth Proportional to 92,361.11, 138,543.03 and 60,972.19

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Solution

The fourth proportional to 92,361.11, 138,543.03 and 60,972.19 is: 91,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,361.11 : 138,543.03 = 60,972.19 : x
  2. Step 2: Convert to fraction form
    92,361.11/138,543.03 = 60,972.19/x
  3. Step 3: Cross multiply
    92,361.11x = 138,543.03 × 60,972.19
  4. Step 4: Simplify right side
    92,361.11x = 8,447,272,552.77
  5. Step 5: Solve for x
    x = 8,447,272,552.77/92,361.11
  6. Step 6: Final answer
    x = 91,459.19

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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.