Home / 50,415.80-75,106.33-48,141.32

Finding the Fourth Proportional to 50,415.80, 75,106.33 and 48,141.32

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Solution

The fourth proportional to 50,415.80, 75,106.33 and 48,141.32 is: 71,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,415.80 : 75,106.33 = 48,141.32 : x
  2. Step 2: Convert to fraction form
    50,415.80/75,106.33 = 48,141.32/x
  3. Step 3: Cross multiply
    50,415.80x = 75,106.33 × 48,141.32
  4. Step 4: Simplify right side
    50,415.80x = 3,615,717,866.56
  5. Step 5: Solve for x
    x = 3,615,717,866.56/50,415.80
  6. Step 6: Final answer
    x = 71,717.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.