Home / 561,159.52-841,863.83-161,769.13

Finding the Fourth Proportional to 561,159.52, 841,863.83 and 161,769.13

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Solution

The fourth proportional to 561,159.52, 841,863.83 and 161,769.13 is: 242,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,159.52 : 841,863.83 = 161,769.13 : x
  2. Step 2: Convert to fraction form
    561,159.52/841,863.83 = 161,769.13/x
  3. Step 3: Cross multiply
    561,159.52x = 841,863.83 × 161,769.13
  4. Step 4: Simplify right side
    561,159.52x = 136,187,576,444.06
  5. Step 5: Solve for x
    x = 136,187,576,444.06/561,159.52
  6. Step 6: Final answer
    x = 242,689.60

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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.