Home / 163,217.16-225,183.43-91,587.24

Finding the Fourth Proportional to 163,217.16, 225,183.43 and 91,587.24

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Solution

The fourth proportional to 163,217.16, 225,183.43 and 91,587.24 is: 126,358.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,217.16 : 225,183.43 = 91,587.24 : x
  2. Step 2: Convert to fraction form
    163,217.16/225,183.43 = 91,587.24/x
  3. Step 3: Cross multiply
    163,217.16x = 225,183.43 × 91,587.24
  4. Step 4: Simplify right side
    163,217.16x = 20,623,927,263.58
  5. Step 5: Solve for x
    x = 20,623,927,263.58/163,217.16
  6. Step 6: Final answer
    x = 126,358.82

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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.