Home / 55,748.75-76,927.25-31,552.16

Finding the Fourth Proportional to 55,748.75, 76,927.25 and 31,552.16

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Solution

The fourth proportional to 55,748.75, 76,927.25 and 31,552.16 is: 43,538.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,748.75 : 76,927.25 = 31,552.16 : x
  2. Step 2: Convert to fraction form
    55,748.75/76,927.25 = 31,552.16/x
  3. Step 3: Cross multiply
    55,748.75x = 76,927.25 × 31,552.16
  4. Step 4: Simplify right side
    55,748.75x = 2,427,220,594.60
  5. Step 5: Solve for x
    x = 2,427,220,594.60/55,748.75
  6. Step 6: Final answer
    x = 43,538.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.