Home / 163,152.88-225,230.08-109,418.24

Finding the Fourth Proportional to 163,152.88, 225,230.08 and 109,418.24

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Solution

The fourth proportional to 163,152.88, 225,230.08 and 109,418.24 is: 151,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,152.88 : 225,230.08 = 109,418.24 : x
  2. Step 2: Convert to fraction form
    163,152.88/225,230.08 = 109,418.24/x
  3. Step 3: Cross multiply
    163,152.88x = 225,230.08 × 109,418.24
  4. Step 4: Simplify right side
    163,152.88x = 24,644,278,948.66
  5. Step 5: Solve for x
    x = 24,644,278,948.66/163,152.88
  6. Step 6: Final answer
    x = 151,050.22

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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.