Home / 55,587.49-76,910.09-48,534.41

Finding the Fourth Proportional to 55,587.49, 76,910.09 and 48,534.41

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Solution

The fourth proportional to 55,587.49, 76,910.09 and 48,534.41 is: 67,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,587.49 : 76,910.09 = 48,534.41 : x
  2. Step 2: Convert to fraction form
    55,587.49/76,910.09 = 48,534.41/x
  3. Step 3: Cross multiply
    55,587.49x = 76,910.09 × 48,534.41
  4. Step 4: Simplify right side
    55,587.49x = 3,732,785,790.80
  5. Step 5: Solve for x
    x = 3,732,785,790.80/55,587.49
  6. Step 6: Final answer
    x = 67,151.55

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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.