Home / 51,817.75-71,508.50-29,461.75

Finding the Fourth Proportional to 51,817.75, 71,508.50 and 29,461.75

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Solution

The fourth proportional to 51,817.75, 71,508.50 and 29,461.75 is: 40,657.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,817.75 : 71,508.50 = 29,461.75 : x
  2. Step 2: Convert to fraction form
    51,817.75/71,508.50 = 29,461.75/x
  3. Step 3: Cross multiply
    51,817.75x = 71,508.50 × 29,461.75
  4. Step 4: Simplify right side
    51,817.75x = 2,106,765,549.88
  5. Step 5: Solve for x
    x = 2,106,765,549.88/51,817.75
  6. Step 6: Final answer
    x = 40,657.22

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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.