Home / 55,867.34-77,103.97-34,649.80

Finding the Fourth Proportional to 55,867.34, 77,103.97 and 34,649.80

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Solution

The fourth proportional to 55,867.34, 77,103.97 and 34,649.80 is: 47,821.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,867.34 : 77,103.97 = 34,649.80 : x
  2. Step 2: Convert to fraction form
    55,867.34/77,103.97 = 34,649.80/x
  3. Step 3: Cross multiply
    55,867.34x = 77,103.97 × 34,649.80
  4. Step 4: Simplify right side
    55,867.34x = 2,671,636,860.32
  5. Step 5: Solve for x
    x = 2,671,636,860.32/55,867.34
  6. Step 6: Final answer
    x = 47,821.08

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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.