Home / 90,316.64-124,635.41-50,029.56

Finding the Fourth Proportional to 90,316.64, 124,635.41 and 50,029.56

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Solution

The fourth proportional to 90,316.64, 124,635.41 and 50,029.56 is: 69,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,316.64 : 124,635.41 = 50,029.56 : x
  2. Step 2: Convert to fraction form
    90,316.64/124,635.41 = 50,029.56/x
  3. Step 3: Cross multiply
    90,316.64x = 124,635.41 × 50,029.56
  4. Step 4: Simplify right side
    90,316.64x = 6,235,454,472.57
  5. Step 5: Solve for x
    x = 6,235,454,472.57/90,316.64
  6. Step 6: Final answer
    x = 69,039.93

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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.