Home / 49,326.08-68,063.20-28,101.20

Finding the Fourth Proportional to 49,326.08, 68,063.20 and 28,101.20

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Solution

The fourth proportional to 49,326.08, 68,063.20 and 28,101.20 is: 38,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,326.08 : 68,063.20 = 28,101.20 : x
  2. Step 2: Convert to fraction form
    49,326.08/68,063.20 = 28,101.20/x
  3. Step 3: Cross multiply
    49,326.08x = 68,063.20 × 28,101.20
  4. Step 4: Simplify right side
    49,326.08x = 1,912,657,595.84
  5. Step 5: Solve for x
    x = 1,912,657,595.84/49,326.08
  6. Step 6: Final answer
    x = 38,775.79

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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.