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Finding the Fourth Proportional to 34,602.47, 51,885.25 and 17,921.13

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Solution

The fourth proportional to 34,602.47, 51,885.25 and 17,921.13 is: 26,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,602.47 : 51,885.25 = 17,921.13 : x
  2. Step 2: Convert to fraction form
    34,602.47/51,885.25 = 17,921.13/x
  3. Step 3: Cross multiply
    34,602.47x = 51,885.25 × 17,921.13
  4. Step 4: Simplify right side
    34,602.47x = 929,842,070.96
  5. Step 5: Solve for x
    x = 929,842,070.96/34,602.47
  6. Step 6: Final answer
    x = 26,872.13

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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.