Home / 62,760.31-86,609.78-34,466.20

Finding the Fourth Proportional to 62,760.31, 86,609.78 and 34,466.20

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Solution

The fourth proportional to 62,760.31, 86,609.78 and 34,466.20 is: 47,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,760.31 : 86,609.78 = 34,466.20 : x
  2. Step 2: Convert to fraction form
    62,760.31/86,609.78 = 34,466.20/x
  3. Step 3: Cross multiply
    62,760.31x = 86,609.78 × 34,466.20
  4. Step 4: Simplify right side
    62,760.31x = 2,985,109,999.44
  5. Step 5: Solve for x
    x = 2,985,109,999.44/62,760.31
  6. Step 6: Final answer
    x = 47,563.66

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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.