Home / 163,464.90-225,581.76-91,844.88

Finding the Fourth Proportional to 163,464.90, 225,581.76 and 91,844.88

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Solution

The fourth proportional to 163,464.90, 225,581.76 and 91,844.88 is: 126,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,464.90 : 225,581.76 = 91,844.88 : x
  2. Step 2: Convert to fraction form
    163,464.90/225,581.76 = 91,844.88/x
  3. Step 3: Cross multiply
    163,464.90x = 225,581.76 × 91,844.88
  4. Step 4: Simplify right side
    163,464.90x = 20,718,529,677.39
  5. Step 5: Solve for x
    x = 20,718,529,677.39/163,464.90
  6. Step 6: Final answer
    x = 126,746.05

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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.