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Finding the Fourth Proportional to 35,948.72, 53,923.08 and 20,334.08

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Solution

The fourth proportional to 35,948.72, 53,923.08 and 20,334.08 is: 30,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,948.72 : 53,923.08 = 20,334.08 : x
  2. Step 2: Convert to fraction form
    35,948.72/53,923.08 = 20,334.08/x
  3. Step 3: Cross multiply
    35,948.72x = 53,923.08 × 20,334.08
  4. Step 4: Simplify right side
    35,948.72x = 1,096,476,222.57
  5. Step 5: Solve for x
    x = 1,096,476,222.57/35,948.72
  6. Step 6: Final answer
    x = 30,501.12

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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.