Home / 50,110.34-75,165.45-20,528.22

Finding the Fourth Proportional to 50,110.34, 75,165.45 and 20,528.22

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Solution

The fourth proportional to 50,110.34, 75,165.45 and 20,528.22 is: 30,792.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,110.34 : 75,165.45 = 20,528.22 : x
  2. Step 2: Convert to fraction form
    50,110.34/75,165.45 = 20,528.22/x
  3. Step 3: Cross multiply
    50,110.34x = 75,165.45 × 20,528.22
  4. Step 4: Simplify right side
    50,110.34x = 1,543,012,894.00
  5. Step 5: Solve for x
    x = 1,543,012,894.00/50,110.34
  6. Step 6: Final answer
    x = 30,792.31

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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.