Home / 40,741.58-61,100.63-11,160.38

Finding the Fourth Proportional to 40,741.58, 61,100.63 and 11,160.38

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Solution

The fourth proportional to 40,741.58, 61,100.63 and 11,160.38 is: 16,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,741.58 : 61,100.63 = 11,160.38 : x
  2. Step 2: Convert to fraction form
    40,741.58/61,100.63 = 11,160.38/x
  3. Step 3: Cross multiply
    40,741.58x = 61,100.63 × 11,160.38
  4. Step 4: Simplify right side
    40,741.58x = 681,906,387.84
  5. Step 5: Solve for x
    x = 681,906,387.84/40,741.58
  6. Step 6: Final answer
    x = 16,737.36

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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.