Home / 90,479.04-124,860.93-50,198.94

Finding the Fourth Proportional to 90,479.04, 124,860.93 and 50,198.94

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Solution

The fourth proportional to 90,479.04, 124,860.93 and 50,198.94 is: 69,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,479.04 : 124,860.93 = 50,198.94 : x
  2. Step 2: Convert to fraction form
    90,479.04/124,860.93 = 50,198.94/x
  3. Step 3: Cross multiply
    90,479.04x = 124,860.93 × 50,198.94
  4. Step 4: Simplify right side
    90,479.04x = 6,267,886,333.41
  5. Step 5: Solve for x
    x = 6,267,886,333.41/90,479.04
  6. Step 6: Final answer
    x = 69,274.46

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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.