Home / 50,726.70-70,002.21-28,063.92

Finding the Fourth Proportional to 50,726.70, 70,002.21 and 28,063.92

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Solution

The fourth proportional to 50,726.70, 70,002.21 and 28,063.92 is: 38,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,726.70 : 70,002.21 = 28,063.92 : x
  2. Step 2: Convert to fraction form
    50,726.70/70,002.21 = 28,063.92/x
  3. Step 3: Cross multiply
    50,726.70x = 70,002.21 × 28,063.92
  4. Step 4: Simplify right side
    50,726.70x = 1,964,536,421.26
  5. Step 5: Solve for x
    x = 1,964,536,421.26/50,726.70
  6. Step 6: Final answer
    x = 38,727.86

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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.