Home / 50,929.48-76,344.54-21,356.20

Finding the Fourth Proportional to 50,929.48, 76,344.54 and 21,356.20

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Solution

The fourth proportional to 50,929.48, 76,344.54 and 21,356.20 is: 32,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,929.48 : 76,344.54 = 21,356.20 : x
  2. Step 2: Convert to fraction form
    50,929.48/76,344.54 = 21,356.20/x
  3. Step 3: Cross multiply
    50,929.48x = 76,344.54 × 21,356.20
  4. Step 4: Simplify right side
    50,929.48x = 1,630,429,265.15
  5. Step 5: Solve for x
    x = 1,630,429,265.15/50,929.48
  6. Step 6: Final answer
    x = 32,013.47

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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.