Home / 62,881.72-86,776.32-34,586.80

Finding the Fourth Proportional to 62,881.72, 86,776.32 and 34,586.80

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Solution

The fourth proportional to 62,881.72, 86,776.32 and 34,586.80 is: 47,729.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,881.72 : 86,776.32 = 34,586.80 : x
  2. Step 2: Convert to fraction form
    62,881.72/86,776.32 = 34,586.80/x
  3. Step 3: Cross multiply
    62,881.72x = 86,776.32 × 34,586.80
  4. Step 4: Simplify right side
    62,881.72x = 3,001,315,224.58
  5. Step 5: Solve for x
    x = 3,001,315,224.58/62,881.72
  6. Step 6: Final answer
    x = 47,729.53

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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.