Home / 40,741.86-61,110.06-11,159.94

Finding the Fourth Proportional to 40,741.86, 61,110.06 and 11,159.94

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Solution

The fourth proportional to 40,741.86, 61,110.06 and 11,159.94 is: 16,739.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,741.86 : 61,110.06 = 11,159.94 : x
  2. Step 2: Convert to fraction form
    40,741.86/61,110.06 = 11,159.94/x
  3. Step 3: Cross multiply
    40,741.86x = 61,110.06 × 11,159.94
  4. Step 4: Simplify right side
    40,741.86x = 681,984,603.00
  5. Step 5: Solve for x
    x = 681,984,603.00/40,741.86
  6. Step 6: Final answer
    x = 16,739.16

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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.