Home / 48,618.72-72,928.08-11,682.72

Finding the Fourth Proportional to 48,618.72, 72,928.08 and 11,682.72

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Solution

The fourth proportional to 48,618.72, 72,928.08 and 11,682.72 is: 17,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,618.72 : 72,928.08 = 11,682.72 : x
  2. Step 2: Convert to fraction form
    48,618.72/72,928.08 = 11,682.72/x
  3. Step 3: Cross multiply
    48,618.72x = 72,928.08 × 11,682.72
  4. Step 4: Simplify right side
    48,618.72x = 851,998,338.78
  5. Step 5: Solve for x
    x = 851,998,338.78/48,618.72
  6. Step 6: Final answer
    x = 17,524.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.