Home / 50,373.90-75,533.11-20,785.01

Finding the Fourth Proportional to 50,373.90, 75,533.11 and 20,785.01

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Solution

The fourth proportional to 50,373.90, 75,533.11 and 20,785.01 is: 31,166.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,373.90 : 75,533.11 = 20,785.01 : x
  2. Step 2: Convert to fraction form
    50,373.90/75,533.11 = 20,785.01/x
  3. Step 3: Cross multiply
    50,373.90x = 75,533.11 × 20,785.01
  4. Step 4: Simplify right side
    50,373.90x = 1,569,956,017.05
  5. Step 5: Solve for x
    x = 1,569,956,017.05/50,373.90
  6. Step 6: Final answer
    x = 31,166.06

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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.