Home / 63,031.08-86,982.90-34,350.74

Finding the Fourth Proportional to 63,031.08, 86,982.90 and 34,350.74

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Solution

The fourth proportional to 63,031.08, 86,982.90 and 34,350.74 is: 47,404.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,031.08 : 86,982.90 = 34,350.74 : x
  2. Step 2: Convert to fraction form
    63,031.08/86,982.90 = 34,350.74/x
  3. Step 3: Cross multiply
    63,031.08x = 86,982.90 × 34,350.74
  4. Step 4: Simplify right side
    63,031.08x = 2,987,926,982.35
  5. Step 5: Solve for x
    x = 2,987,926,982.35/63,031.08
  6. Step 6: Final answer
    x = 47,404.03

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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.