Home / 89,932.36-124,106.85-49,646.18

Finding the Fourth Proportional to 89,932.36, 124,106.85 and 49,646.18

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Solution

The fourth proportional to 89,932.36, 124,106.85 and 49,646.18 is: 68,511.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,932.36 : 124,106.85 = 49,646.18 : x
  2. Step 2: Convert to fraction form
    89,932.36/124,106.85 = 49,646.18/x
  3. Step 3: Cross multiply
    89,932.36x = 124,106.85 × 49,646.18
  4. Step 4: Simplify right side
    89,932.36x = 6,161,431,014.33
  5. Step 5: Solve for x
    x = 6,161,431,014.33/89,932.36
  6. Step 6: Final answer
    x = 68,511.84

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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.