Home / 163,233.65-225,284.42-91,617.59

Finding the Fourth Proportional to 163,233.65, 225,284.42 and 91,617.59

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Solution

The fourth proportional to 163,233.65, 225,284.42 and 91,617.59 is: 126,444.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,233.65 : 225,284.42 = 91,617.59 : x
  2. Step 2: Convert to fraction form
    163,233.65/225,284.42 = 91,617.59/x
  3. Step 3: Cross multiply
    163,233.65x = 225,284.42 × 91,617.59
  4. Step 4: Simplify right side
    163,233.65x = 20,640,016,417.20
  5. Step 5: Solve for x
    x = 20,640,016,417.20/163,233.65
  6. Step 6: Final answer
    x = 126,444.62

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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.