Home / 40,765.97-61,137.86-11,176.77

Finding the Fourth Proportional to 40,765.97, 61,137.86 and 11,176.77

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Solution

The fourth proportional to 40,765.97, 61,137.86 and 11,176.77 is: 16,762.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,765.97 : 61,137.86 = 11,176.77 : x
  2. Step 2: Convert to fraction form
    40,765.97/61,137.86 = 11,176.77/x
  3. Step 3: Cross multiply
    40,765.97x = 61,137.86 × 11,176.77
  4. Step 4: Simplify right side
    40,765.97x = 683,323,799.51
  5. Step 5: Solve for x
    x = 683,323,799.51/40,765.97
  6. Step 6: Final answer
    x = 16,762.11

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1.5x scale

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.