Home / 291,952.28-402,899.39-171,127.82

Finding the Fourth Proportional to 291,952.28, 402,899.39 and 171,127.82

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Solution

The fourth proportional to 291,952.28, 402,899.39 and 171,127.82 is: 236,159.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,952.28 : 402,899.39 = 171,127.82 : x
  2. Step 2: Convert to fraction form
    291,952.28/402,899.39 = 171,127.82/x
  3. Step 3: Cross multiply
    291,952.28x = 402,899.39 × 171,127.82
  4. Step 4: Simplify right side
    291,952.28x = 68,947,291,419.89
  5. Step 5: Solve for x
    x = 68,947,291,419.89/291,952.28
  6. Step 6: Final answer
    x = 236,159.46

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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.