Home / 164,872.40-227,521.20-93,249.72

Finding the Fourth Proportional to 164,872.40, 227,521.20 and 93,249.72

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Solution

The fourth proportional to 164,872.40, 227,521.20 and 93,249.72 is: 128,683.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,872.40 : 227,521.20 = 93,249.72 : x
  2. Step 2: Convert to fraction form
    164,872.40/227,521.20 = 93,249.72/x
  3. Step 3: Cross multiply
    164,872.40x = 227,521.20 × 93,249.72
  4. Step 4: Simplify right side
    164,872.40x = 21,216,288,194.06
  5. Step 5: Solve for x
    x = 21,216,288,194.06/164,872.40
  6. Step 6: Final answer
    x = 128,683.08

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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.