Home / 40,879.35-61,326.32-11,296.53

Finding the Fourth Proportional to 40,879.35, 61,326.32 and 11,296.53

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Solution

The fourth proportional to 40,879.35, 61,326.32 and 11,296.53 is: 16,946.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,879.35 : 61,326.32 = 11,296.53 : x
  2. Step 2: Convert to fraction form
    40,879.35/61,326.32 = 11,296.53/x
  3. Step 3: Cross multiply
    40,879.35x = 61,326.32 × 11,296.53
  4. Step 4: Simplify right side
    40,879.35x = 692,774,557.19
  5. Step 5: Solve for x
    x = 692,774,557.19/40,879.35
  6. Step 6: Final answer
    x = 16,946.81

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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.