Home / 63,103.12-87,082.38-34,808.80

Finding the Fourth Proportional to 63,103.12, 87,082.38 and 34,808.80

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Solution

The fourth proportional to 63,103.12, 87,082.38 and 34,808.80 is: 48,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,103.12 : 87,082.38 = 34,808.80 : x
  2. Step 2: Convert to fraction form
    63,103.12/87,082.38 = 34,808.80/x
  3. Step 3: Cross multiply
    63,103.12x = 87,082.38 × 34,808.80
  4. Step 4: Simplify right side
    63,103.12x = 3,031,233,148.94
  5. Step 5: Solve for x
    x = 3,031,233,148.94/63,103.12
  6. Step 6: Final answer
    x = 48,036.19

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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.