Home / 40,922.75-61,383.95-11,340.50

Finding the Fourth Proportional to 40,922.75, 61,383.95 and 11,340.50

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Solution

The fourth proportional to 40,922.75, 61,383.95 and 11,340.50 is: 17,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,922.75 : 61,383.95 = 11,340.50 : x
  2. Step 2: Convert to fraction form
    40,922.75/61,383.95 = 11,340.50/x
  3. Step 3: Cross multiply
    40,922.75x = 61,383.95 × 11,340.50
  4. Step 4: Simplify right side
    40,922.75x = 696,124,684.98
  5. Step 5: Solve for x
    x = 696,124,684.98/40,922.75
  6. Step 6: Final answer
    x = 17,010.70

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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.