Home / 90,548.32-124,956.48-50,262.56

Finding the Fourth Proportional to 90,548.32, 124,956.48 and 50,262.56

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Solution

The fourth proportional to 90,548.32, 124,956.48 and 50,262.56 is: 69,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,548.32 : 124,956.48 = 50,262.56 : x
  2. Step 2: Convert to fraction form
    90,548.32/124,956.48 = 50,262.56/x
  3. Step 3: Cross multiply
    90,548.32x = 124,956.48 × 50,262.56
  4. Step 4: Simplify right side
    90,548.32x = 6,280,632,573.39
  5. Step 5: Solve for x
    x = 6,280,632,573.39/90,548.32
  6. Step 6: Final answer
    x = 69,362.22

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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.