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Finding the Fourth Proportional to 17,011.55, 23,475.93 and 9,559.55

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Solution

The fourth proportional to 17,011.55, 23,475.93 and 9,559.55 is: 13,192.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.55 : 23,475.93 = 9,559.55 : x
  2. Step 2: Convert to fraction form
    17,011.55/23,475.93 = 9,559.55/x
  3. Step 3: Cross multiply
    17,011.55x = 23,475.93 × 9,559.55
  4. Step 4: Simplify right side
    17,011.55x = 224,419,298.08
  5. Step 5: Solve for x
    x = 224,419,298.08/17,011.55
  6. Step 6: Final answer
    x = 13,192.17

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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.