Home / 48,423.05-72,634.58-13,362.71

Finding the Fourth Proportional to 48,423.05, 72,634.58 and 13,362.71

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Solution

The fourth proportional to 48,423.05, 72,634.58 and 13,362.71 is: 20,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,423.05 : 72,634.58 = 13,362.71 : x
  2. Step 2: Convert to fraction form
    48,423.05/72,634.58 = 13,362.71/x
  3. Step 3: Cross multiply
    48,423.05x = 72,634.58 × 13,362.71
  4. Step 4: Simplify right side
    48,423.05x = 970,594,398.53
  5. Step 5: Solve for x
    x = 970,594,398.53/48,423.05
  6. Step 6: Final answer
    x = 20,044.06

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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.