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Finding the Fourth Proportional to 17,011.51, 23,475.80 and 9,559.51

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Solution

The fourth proportional to 17,011.51, 23,475.80 and 9,559.51 is: 13,192.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.51 : 23,475.80 = 9,559.51 : x
  2. Step 2: Convert to fraction form
    17,011.51/23,475.80 = 9,559.51/x
  3. Step 3: Cross multiply
    17,011.51x = 23,475.80 × 9,559.51
  4. Step 4: Simplify right side
    17,011.51x = 224,417,097.06
  5. Step 5: Solve for x
    x = 224,417,097.06/17,011.51
  6. Step 6: Final answer
    x = 13,192.07

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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.