Home / 50,357.16-75,554.37-20,777.58

Finding the Fourth Proportional to 50,357.16, 75,554.37 and 20,777.58

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Solution

The fourth proportional to 50,357.16, 75,554.37 and 20,777.58 is: 31,174.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,357.16 : 75,554.37 = 20,777.58 : x
  2. Step 2: Convert to fraction form
    50,357.16/75,554.37 = 20,777.58/x
  3. Step 3: Cross multiply
    50,357.16x = 75,554.37 × 20,777.58
  4. Step 4: Simplify right side
    50,357.16x = 1,569,836,967.02
  5. Step 5: Solve for x
    x = 1,569,836,967.02/50,357.16
  6. Step 6: Final answer
    x = 31,174.06

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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.