Home / 127,019.28-175,161.96-116,973.84

Finding the Fourth Proportional to 127,019.28, 175,161.96 and 116,973.84

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Solution

The fourth proportional to 127,019.28, 175,161.96 and 116,973.84 is: 161,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,019.28 : 175,161.96 = 116,973.84 : x
  2. Step 2: Convert to fraction form
    127,019.28/175,161.96 = 116,973.84/x
  3. Step 3: Cross multiply
    127,019.28x = 175,161.96 × 116,973.84
  4. Step 4: Simplify right side
    127,019.28x = 20,489,367,083.13
  5. Step 5: Solve for x
    x = 20,489,367,083.13/127,019.28
  6. Step 6: Final answer
    x = 161,309.11

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1.5x scale

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.