Home / 39,486.72-54,473.10-23,343.30

Finding the Fourth Proportional to 39,486.72, 54,473.10 and 23,343.30

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Solution

The fourth proportional to 39,486.72, 54,473.10 and 23,343.30 is: 32,202.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,486.72 : 54,473.10 = 23,343.30 : x
  2. Step 2: Convert to fraction form
    39,486.72/54,473.10 = 23,343.30/x
  3. Step 3: Cross multiply
    39,486.72x = 54,473.10 × 23,343.30
  4. Step 4: Simplify right side
    39,486.72x = 1,271,581,915.23
  5. Step 5: Solve for x
    x = 1,271,581,915.23/39,486.72
  6. Step 6: Final answer
    x = 32,202.77

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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.