Home / 50,564.60-75,785.40-35,777.78

Finding the Fourth Proportional to 50,564.60, 75,785.40 and 35,777.78

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Solution

The fourth proportional to 50,564.60, 75,785.40 and 35,777.78 is: 53,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,564.60 : 75,785.40 = 35,777.78 : x
  2. Step 2: Convert to fraction form
    50,564.60/75,785.40 = 35,777.78/x
  3. Step 3: Cross multiply
    50,564.60x = 75,785.40 × 35,777.78
  4. Step 4: Simplify right side
    50,564.60x = 2,711,433,368.41
  5. Step 5: Solve for x
    x = 2,711,433,368.41/50,564.60
  6. Step 6: Final answer
    x = 53,623.15

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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.