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Finding the Fourth Proportional to 32,710.06, 45,145.08 and 19,966.06

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Solution

The fourth proportional to 32,710.06, 45,145.08 and 19,966.06 is: 27,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,710.06 : 45,145.08 = 19,966.06 : x
  2. Step 2: Convert to fraction form
    32,710.06/45,145.08 = 19,966.06/x
  3. Step 3: Cross multiply
    32,710.06x = 45,145.08 × 19,966.06
  4. Step 4: Simplify right side
    32,710.06x = 901,369,375.98
  5. Step 5: Solve for x
    x = 901,369,375.98/32,710.06
  6. Step 6: Final answer
    x = 27,556.34

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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.