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Finding the Fourth Proportional to 63,476.68, 87,598.90 and 34,794.42

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Solution

The fourth proportional to 63,476.68, 87,598.90 and 34,794.42 is: 48,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,476.68 : 87,598.90 = 34,794.42 : x
  2. Step 2: Convert to fraction form
    63,476.68/87,598.90 = 34,794.42/x
  3. Step 3: Cross multiply
    63,476.68x = 87,598.90 × 34,794.42
  4. Step 4: Simplify right side
    63,476.68x = 3,047,952,918.14
  5. Step 5: Solve for x
    x = 3,047,952,918.14/63,476.68
  6. Step 6: Final answer
    x = 48,016.89

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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.