Home / 38,841.99-53,610.80-27,499.70

Finding the Fourth Proportional to 38,841.99, 53,610.80 and 27,499.70

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Solution

The fourth proportional to 38,841.99, 53,610.80 and 27,499.70 is: 37,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,841.99 : 53,610.80 = 27,499.70 : x
  2. Step 2: Convert to fraction form
    38,841.99/53,610.80 = 27,499.70/x
  3. Step 3: Cross multiply
    38,841.99x = 53,610.80 × 27,499.70
  4. Step 4: Simplify right side
    38,841.99x = 1,474,280,916.76
  5. Step 5: Solve for x
    x = 1,474,280,916.76/38,841.99
  6. Step 6: Final answer
    x = 37,955.85

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Half scale
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Similar ratio
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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.