Home / 48,612.16-72,948.96-27,876.16

Finding the Fourth Proportional to 48,612.16, 72,948.96 and 27,876.16

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Solution

The fourth proportional to 48,612.16, 72,948.96 and 27,876.16 is: 41,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,612.16 : 72,948.96 = 27,876.16 : x
  2. Step 2: Convert to fraction form
    48,612.16/72,948.96 = 27,876.16/x
  3. Step 3: Cross multiply
    48,612.16x = 72,948.96 × 27,876.16
  4. Step 4: Simplify right side
    48,612.16x = 2,033,536,880.79
  5. Step 5: Solve for x
    x = 2,033,536,880.79/48,612.16
  6. Step 6: Final answer
    x = 41,831.86

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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.