Home / 90,273.86-124,577.61-50,529.86

Finding the Fourth Proportional to 90,273.86, 124,577.61 and 50,529.86

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Solution

The fourth proportional to 90,273.86, 124,577.61 and 50,529.86 is: 69,731.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,273.86 : 124,577.61 = 50,529.86 : x
  2. Step 2: Convert to fraction form
    90,273.86/124,577.61 = 50,529.86/x
  3. Step 3: Cross multiply
    90,273.86x = 124,577.61 × 50,529.86
  4. Step 4: Simplify right side
    90,273.86x = 6,294,889,192.43
  5. Step 5: Solve for x
    x = 6,294,889,192.43/90,273.86
  6. Step 6: Final answer
    x = 69,731.03

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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.