Home / 163,867.59-226,133.79-91,270.25

Finding the Fourth Proportional to 163,867.59, 226,133.79 and 91,270.25

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Solution

The fourth proportional to 163,867.59, 226,133.79 and 91,270.25 is: 125,951.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,867.59 : 226,133.79 = 91,270.25 : x
  2. Step 2: Convert to fraction form
    163,867.59/226,133.79 = 91,270.25/x
  3. Step 3: Cross multiply
    163,867.59x = 226,133.79 × 91,270.25
  4. Step 4: Simplify right side
    163,867.59x = 20,639,286,921.82
  5. Step 5: Solve for x
    x = 20,639,286,921.82/163,867.59
  6. Step 6: Final answer
    x = 125,951.00

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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.