Home / 159,095.60-219,548.88-87,474.92

Finding the Fourth Proportional to 159,095.60, 219,548.88 and 87,474.92

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Solution

The fourth proportional to 159,095.60, 219,548.88 and 87,474.92 is: 120,713.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,095.60 : 219,548.88 = 87,474.92 : x
  2. Step 2: Convert to fraction form
    159,095.60/219,548.88 = 87,474.92/x
  3. Step 3: Cross multiply
    159,095.60x = 219,548.88 × 87,474.92
  4. Step 4: Simplify right side
    159,095.60x = 19,205,020,714.09
  5. Step 5: Solve for x
    x = 19,205,020,714.09/159,095.60
  6. Step 6: Final answer
    x = 120,713.71

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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.