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Finding the Fourth Proportional to 34,025.60, 51,045.60 and 10,331.20

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Solution

The fourth proportional to 34,025.60, 51,045.60 and 10,331.20 is: 15,498.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,025.60 : 51,045.60 = 10,331.20 : x
  2. Step 2: Convert to fraction form
    34,025.60/51,045.60 = 10,331.20/x
  3. Step 3: Cross multiply
    34,025.60x = 51,045.60 × 10,331.20
  4. Step 4: Simplify right side
    34,025.60x = 527,362,302.72
  5. Step 5: Solve for x
    x = 527,362,302.72/34,025.60
  6. Step 6: Final answer
    x = 15,498.99

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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.