Home / 163,158.17-224,738.75-115,329.29

Finding the Fourth Proportional to 163,158.17, 224,738.75 and 115,329.29

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Solution

The fourth proportional to 163,158.17, 224,738.75 and 115,329.29 is: 158,857.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,158.17 : 224,738.75 = 115,329.29 : x
  2. Step 2: Convert to fraction form
    163,158.17/224,738.75 = 115,329.29/x
  3. Step 3: Cross multiply
    163,158.17x = 224,738.75 × 115,329.29
  4. Step 4: Simplify right side
    163,158.17x = 25,918,959,637.62
  5. Step 5: Solve for x
    x = 25,918,959,637.62/163,158.17
  6. Step 6: Final answer
    x = 158,857.88

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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.