Home / 63,031.35-86,986.50-34,737.03

Finding the Fourth Proportional to 63,031.35, 86,986.50 and 34,737.03

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Solution

The fourth proportional to 63,031.35, 86,986.50 and 34,737.03 is: 47,938.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,031.35 : 86,986.50 = 34,737.03 : x
  2. Step 2: Convert to fraction form
    63,031.35/86,986.50 = 34,737.03/x
  3. Step 3: Cross multiply
    63,031.35x = 86,986.50 × 34,737.03
  4. Step 4: Simplify right side
    63,031.35x = 3,021,652,660.10
  5. Step 5: Solve for x
    x = 3,021,652,660.10/63,031.35
  6. Step 6: Final answer
    x = 47,938.89

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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.