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Finding the Fourth Proportional to 18,346.40, 27,526.08 and 10,544.48

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Solution

The fourth proportional to 18,346.40, 27,526.08 and 10,544.48 is: 15,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.40 : 27,526.08 = 10,544.48 : x
  2. Step 2: Convert to fraction form
    18,346.40/27,526.08 = 10,544.48/x
  3. Step 3: Cross multiply
    18,346.40x = 27,526.08 × 10,544.48
  4. Step 4: Simplify right side
    18,346.40x = 290,248,200.04
  5. Step 5: Solve for x
    x = 290,248,200.04/18,346.40
  6. Step 6: Final answer
    x = 15,820.44

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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.