Home / 89,994.36-124,207.44-52,290.48

Finding the Fourth Proportional to 89,994.36, 124,207.44 and 52,290.48

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Solution

The fourth proportional to 89,994.36, 124,207.44 and 52,290.48 is: 72,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,994.36 : 124,207.44 = 52,290.48 : x
  2. Step 2: Convert to fraction form
    89,994.36/124,207.44 = 52,290.48/x
  3. Step 3: Cross multiply
    89,994.36x = 124,207.44 × 52,290.48
  4. Step 4: Simplify right side
    89,994.36x = 6,494,866,657.17
  5. Step 5: Solve for x
    x = 6,494,866,657.17/89,994.36
  6. Step 6: Final answer
    x = 72,169.71

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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.