Home / 91,733.36-126,593.33-55,429.77

Finding the Fourth Proportional to 91,733.36, 126,593.33 and 55,429.77

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Solution

The fourth proportional to 91,733.36, 126,593.33 and 55,429.77 is: 76,493.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,733.36 : 126,593.33 = 55,429.77 : x
  2. Step 2: Convert to fraction form
    91,733.36/126,593.33 = 55,429.77/x
  3. Step 3: Cross multiply
    91,733.36x = 126,593.33 × 55,429.77
  4. Step 4: Simplify right side
    91,733.36x = 7,017,038,888.29
  5. Step 5: Solve for x
    x = 7,017,038,888.29/91,733.36
  6. Step 6: Final answer
    x = 76,493.87

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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.