Home / 53,085.36-79,628.40-25,299.12

Finding the Fourth Proportional to 53,085.36, 79,628.40 and 25,299.12

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Solution

The fourth proportional to 53,085.36, 79,628.40 and 25,299.12 is: 37,948.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,085.36 : 79,628.40 = 25,299.12 : x
  2. Step 2: Convert to fraction form
    53,085.36/79,628.40 = 25,299.12/x
  3. Step 3: Cross multiply
    53,085.36x = 79,628.40 × 25,299.12
  4. Step 4: Simplify right side
    53,085.36x = 2,014,528,447.01
  5. Step 5: Solve for x
    x = 2,014,528,447.01/53,085.36
  6. Step 6: Final answer
    x = 37,948.85

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Similar ratio
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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.