Home / 156,030.60-215,347.98-95,634.84

Finding the Fourth Proportional to 156,030.60, 215,347.98 and 95,634.84

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Solution

The fourth proportional to 156,030.60, 215,347.98 and 95,634.84 is: 131,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,030.60 : 215,347.98 = 95,634.84 : x
  2. Step 2: Convert to fraction form
    156,030.60/215,347.98 = 95,634.84/x
  3. Step 3: Cross multiply
    156,030.60x = 215,347.98 × 95,634.84
  4. Step 4: Simplify right side
    156,030.60x = 20,594,769,611.62
  5. Step 5: Solve for x
    x = 20,594,769,611.62/156,030.60
  6. Step 6: Final answer
    x = 131,991.86

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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.