Home / 90,529.79-124,932.47-50,246.16

Finding the Fourth Proportional to 90,529.79, 124,932.47 and 50,246.16

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Solution

The fourth proportional to 90,529.79, 124,932.47 and 50,246.16 is: 69,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,529.79 : 124,932.47 = 50,246.16 : x
  2. Step 2: Convert to fraction form
    90,529.79/124,932.47 = 50,246.16/x
  3. Step 3: Cross multiply
    90,529.79x = 124,932.47 × 50,246.16
  4. Step 4: Simplify right side
    90,529.79x = 6,277,376,625.58
  5. Step 5: Solve for x
    x = 6,277,376,625.58/90,529.79
  6. Step 6: Final answer
    x = 69,340.46

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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.