Home / 82,092.46-113,233.63-56,599.90

Finding the Fourth Proportional to 82,092.46, 113,233.63 and 56,599.90

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Solution

The fourth proportional to 82,092.46, 113,233.63 and 56,599.90 is: 78,070.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,092.46 : 113,233.63 = 56,599.90 : x
  2. Step 2: Convert to fraction form
    82,092.46/113,233.63 = 56,599.90/x
  3. Step 3: Cross multiply
    82,092.46x = 113,233.63 × 56,599.90
  4. Step 4: Simplify right side
    82,092.46x = 6,409,012,532.66
  5. Step 5: Solve for x
    x = 6,409,012,532.66/82,092.46
  6. Step 6: Final answer
    x = 78,070.66

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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.