Home / 163,149.23-225,187.33-111,487.25

Finding the Fourth Proportional to 163,149.23, 225,187.33 and 111,487.25

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Solution

The fourth proportional to 163,149.23, 225,187.33 and 111,487.25 is: 153,880.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,149.23 : 225,187.33 = 111,487.25 : x
  2. Step 2: Convert to fraction form
    163,149.23/225,187.33 = 111,487.25/x
  3. Step 3: Cross multiply
    163,149.23x = 225,187.33 × 111,487.25
  4. Step 4: Simplify right side
    163,149.23x = 25,105,516,156.54
  5. Step 5: Solve for x
    x = 25,105,516,156.54/163,149.23
  6. Step 6: Final answer
    x = 153,880.69

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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.