Home / 90,488.69-124,874.49-52,770.23

Finding the Fourth Proportional to 90,488.69, 124,874.49 and 52,770.23

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Solution

The fourth proportional to 90,488.69, 124,874.49 and 52,770.23 is: 72,822.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,488.69 : 124,874.49 = 52,770.23 : x
  2. Step 2: Convert to fraction form
    90,488.69/124,874.49 = 52,770.23/x
  3. Step 3: Cross multiply
    90,488.69x = 124,874.49 × 52,770.23
  4. Step 4: Simplify right side
    90,488.69x = 6,589,655,558.43
  5. Step 5: Solve for x
    x = 6,589,655,558.43/90,488.69
  6. Step 6: Final answer
    x = 72,822.97

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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.