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Finding the Fourth Proportional to 15,354.76, 22,984.47 and 8,317.30

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Solution

The fourth proportional to 15,354.76, 22,984.47 and 8,317.30 is: 12,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,354.76 : 22,984.47 = 8,317.30 : x
  2. Step 2: Convert to fraction form
    15,354.76/22,984.47 = 8,317.30/x
  3. Step 3: Cross multiply
    15,354.76x = 22,984.47 × 8,317.30
  4. Step 4: Simplify right side
    15,354.76x = 191,168,732.33
  5. Step 5: Solve for x
    x = 191,168,732.33/15,354.76
  6. Step 6: Final answer
    x = 12,450.13

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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.