Home / 292,755.17-403,983.43-163,704.29

Finding the Fourth Proportional to 292,755.17, 403,983.43 and 163,704.29

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Solution

The fourth proportional to 292,755.17, 403,983.43 and 163,704.29 is: 225,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,755.17 : 403,983.43 = 163,704.29 : x
  2. Step 2: Convert to fraction form
    292,755.17/403,983.43 = 163,704.29/x
  3. Step 3: Cross multiply
    292,755.17x = 403,983.43 × 163,704.29
  4. Step 4: Simplify right side
    292,755.17x = 66,133,817,741.48
  5. Step 5: Solve for x
    x = 66,133,817,741.48/292,755.17
  6. Step 6: Final answer
    x = 225,901.45

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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.