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Finding the Fourth Proportional to 15,260.74, 22,869.03 and 7,460.74

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Solution

The fourth proportional to 15,260.74, 22,869.03 and 7,460.74 is: 11,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.74 : 22,869.03 = 7,460.74 : x
  2. Step 2: Convert to fraction form
    15,260.74/22,869.03 = 7,460.74/x
  3. Step 3: Cross multiply
    15,260.74x = 22,869.03 × 7,460.74
  4. Step 4: Simplify right side
    15,260.74x = 170,619,886.88
  5. Step 5: Solve for x
    x = 170,619,886.88/15,260.74
  6. Step 6: Final answer
    x = 11,180.32

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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.