Home / 159,147.64-219,549.90-95,374.72

Finding the Fourth Proportional to 159,147.64, 219,549.90 and 95,374.72

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Solution

The fourth proportional to 159,147.64, 219,549.90 and 95,374.72 is: 131,572.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,147.64 : 219,549.90 = 95,374.72 : x
  2. Step 2: Convert to fraction form
    159,147.64/219,549.90 = 95,374.72/x
  3. Step 3: Cross multiply
    159,147.64x = 219,549.90 × 95,374.72
  4. Step 4: Simplify right side
    159,147.64x = 20,939,510,238.53
  5. Step 5: Solve for x
    x = 20,939,510,238.53/159,147.64
  6. Step 6: Final answer
    x = 131,572.86

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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.