Home / 89,994.33-124,199.87-49,712.49

Finding the Fourth Proportional to 89,994.33, 124,199.87 and 49,712.49

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Solution

The fourth proportional to 89,994.33, 124,199.87 and 49,712.49 is: 68,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,994.33 : 124,199.87 = 49,712.49 : x
  2. Step 2: Convert to fraction form
    89,994.33/124,199.87 = 49,712.49/x
  3. Step 3: Cross multiply
    89,994.33x = 124,199.87 × 49,712.49
  4. Step 4: Simplify right side
    89,994.33x = 6,174,284,546.81
  5. Step 5: Solve for x
    x = 6,174,284,546.81/89,994.33
  6. Step 6: Final answer
    x = 68,607.48

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1.5x scale

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.