Home / 48,919.48-73,364.86-20,839.24

Finding the Fourth Proportional to 48,919.48, 73,364.86 and 20,839.24

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Solution

The fourth proportional to 48,919.48, 73,364.86 and 20,839.24 is: 31,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,919.48 : 73,364.86 = 20,839.24 : x
  2. Step 2: Convert to fraction form
    48,919.48/73,364.86 = 20,839.24/x
  3. Step 3: Cross multiply
    48,919.48x = 73,364.86 × 20,839.24
  4. Step 4: Simplify right side
    48,919.48x = 1,528,867,925.11
  5. Step 5: Solve for x
    x = 1,528,867,925.11/48,919.48
  6. Step 6: Final answer
    x = 31,252.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.