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Finding the Fourth Proportional to 15,270.54, 22,891.23 and 4,875.54

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Solution

The fourth proportional to 15,270.54, 22,891.23 and 4,875.54 is: 7,308.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.54 : 22,891.23 = 4,875.54 : x
  2. Step 2: Convert to fraction form
    15,270.54/22,891.23 = 4,875.54/x
  3. Step 3: Cross multiply
    15,270.54x = 22,891.23 × 4,875.54
  4. Step 4: Simplify right side
    15,270.54x = 111,607,107.51
  5. Step 5: Solve for x
    x = 111,607,107.51/15,270.54
  6. Step 6: Final answer
    x = 7,308.65

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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.