Home / 90,500.20-124,892.33-50,212.46

Finding the Fourth Proportional to 90,500.20, 124,892.33 and 50,212.46

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Solution

The fourth proportional to 90,500.20, 124,892.33 and 50,212.46 is: 69,294.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,500.20 : 124,892.33 = 50,212.46 : x
  2. Step 2: Convert to fraction form
    90,500.20/124,892.33 = 50,212.46/x
  3. Step 3: Cross multiply
    90,500.20x = 124,892.33 × 50,212.46
  4. Step 4: Simplify right side
    90,500.20x = 6,271,151,185.60
  5. Step 5: Solve for x
    x = 6,271,151,185.60/90,500.20
  6. Step 6: Final answer
    x = 69,294.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.