Home / 38,245.08-57,328.20-27,688.95

Finding the Fourth Proportional to 38,245.08, 57,328.20 and 27,688.95

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Solution

The fourth proportional to 38,245.08, 57,328.20 and 27,688.95 is: 41,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,245.08 : 57,328.20 = 27,688.95 : x
  2. Step 2: Convert to fraction form
    38,245.08/57,328.20 = 27,688.95/x
  3. Step 3: Cross multiply
    38,245.08x = 57,328.20 × 27,688.95
  4. Step 4: Simplify right side
    38,245.08x = 1,587,357,663.39
  5. Step 5: Solve for x
    x = 1,587,357,663.39/38,245.08
  6. Step 6: Final answer
    x = 41,504.89

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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.