Home / 57,647.17-86,473.40-17,663.29

Finding the Fourth Proportional to 57,647.17, 86,473.40 and 17,663.29

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Solution

The fourth proportional to 57,647.17, 86,473.40 and 17,663.29 is: 26,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,647.17 : 86,473.40 = 17,663.29 : x
  2. Step 2: Convert to fraction form
    57,647.17/86,473.40 = 17,663.29/x
  3. Step 3: Cross multiply
    57,647.17x = 86,473.40 × 17,663.29
  4. Step 4: Simplify right side
    57,647.17x = 1,527,404,569.46
  5. Step 5: Solve for x
    x = 1,527,404,569.46/57,647.17
  6. Step 6: Final answer
    x = 26,495.74

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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.