Home / 53,769.50-74,198.40-29,895.30

Finding the Fourth Proportional to 53,769.50, 74,198.40 and 29,895.30

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Solution

The fourth proportional to 53,769.50, 74,198.40 and 29,895.30 is: 41,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,769.50 : 74,198.40 = 29,895.30 : x
  2. Step 2: Convert to fraction form
    53,769.50/74,198.40 = 29,895.30/x
  3. Step 3: Cross multiply
    53,769.50x = 74,198.40 × 29,895.30
  4. Step 4: Simplify right side
    53,769.50x = 2,218,183,427.52
  5. Step 5: Solve for x
    x = 2,218,183,427.52/53,769.50
  6. Step 6: Final answer
    x = 41,253.56

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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.