Home / 34,014.80-51,022.20-31,557.20

Finding the Fourth Proportional to 34,014.80, 51,022.20 and 31,557.20

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Solution

The fourth proportional to 34,014.80, 51,022.20 and 31,557.20 is: 47,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,014.80 : 51,022.20 = 31,557.20 : x
  2. Step 2: Convert to fraction form
    34,014.80/51,022.20 = 31,557.20/x
  3. Step 3: Cross multiply
    34,014.80x = 51,022.20 × 31,557.20
  4. Step 4: Simplify right side
    34,014.80x = 1,610,117,769.84
  5. Step 5: Solve for x
    x = 1,610,117,769.84/34,014.80
  6. Step 6: Final answer
    x = 47,335.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.