Home / 215,149.96-296,900.22-118,353.34

Finding the Fourth Proportional to 215,149.96, 296,900.22 and 118,353.34

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Solution

The fourth proportional to 215,149.96, 296,900.22 and 118,353.34 is: 163,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,149.96 : 296,900.22 = 118,353.34 : x
  2. Step 2: Convert to fraction form
    215,149.96/296,900.22 = 118,353.34/x
  3. Step 3: Cross multiply
    215,149.96x = 296,900.22 × 118,353.34
  4. Step 4: Simplify right side
    215,149.96x = 35,139,132,683.73
  5. Step 5: Solve for x
    x = 35,139,132,683.73/215,149.96
  6. Step 6: Final answer
    x = 163,323.91

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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.