Home / 50,929.47-70,279.34-28,267.37

Finding the Fourth Proportional to 50,929.47, 70,279.34 and 28,267.37

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Solution

The fourth proportional to 50,929.47, 70,279.34 and 28,267.37 is: 39,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,929.47 : 70,279.34 = 28,267.37 : x
  2. Step 2: Convert to fraction form
    50,929.47/70,279.34 = 28,267.37/x
  3. Step 3: Cross multiply
    50,929.47x = 70,279.34 × 28,267.37
  4. Step 4: Simplify right side
    50,929.47x = 1,986,611,614.40
  5. Step 5: Solve for x
    x = 1,986,611,614.40/50,929.47
  6. Step 6: Final answer
    x = 39,007.11

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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.