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Finding the Fourth Proportional to 15,061.48, 20,792.08 and 10,589.08

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Solution

The fourth proportional to 15,061.48, 20,792.08 and 10,589.08 is: 14,618.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,061.48 : 20,792.08 = 10,589.08 : x
  2. Step 2: Convert to fraction form
    15,061.48/20,792.08 = 10,589.08/x
  3. Step 3: Cross multiply
    15,061.48x = 20,792.08 × 10,589.08
  4. Step 4: Simplify right side
    15,061.48x = 220,168,998.49
  5. Step 5: Solve for x
    x = 220,168,998.49/15,061.48
  6. Step 6: Final answer
    x = 14,618.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.