Home / 50,221.89-75,330.68-15,160.50

Finding the Fourth Proportional to 50,221.89, 75,330.68 and 15,160.50

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Solution

The fourth proportional to 50,221.89, 75,330.68 and 15,160.50 is: 22,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,221.89 : 75,330.68 = 15,160.50 : x
  2. Step 2: Convert to fraction form
    50,221.89/75,330.68 = 15,160.50/x
  3. Step 3: Cross multiply
    50,221.89x = 75,330.68 × 15,160.50
  4. Step 4: Simplify right side
    50,221.89x = 1,142,050,698.34
  5. Step 5: Solve for x
    x = 1,142,050,698.34/50,221.89
  6. Step 6: Final answer
    x = 22,740.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.