Home / 51,880.63-77,851.89-26,920.48

Finding the Fourth Proportional to 51,880.63, 77,851.89 and 26,920.48

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Solution

The fourth proportional to 51,880.63, 77,851.89 and 26,920.48 is: 40,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,880.63 : 77,851.89 = 26,920.48 : x
  2. Step 2: Convert to fraction form
    51,880.63/77,851.89 = 26,920.48/x
  3. Step 3: Cross multiply
    51,880.63x = 77,851.89 × 26,920.48
  4. Step 4: Simplify right side
    51,880.63x = 2,095,810,247.71
  5. Step 5: Solve for x
    x = 2,095,810,247.71/51,880.63
  6. Step 6: Final answer
    x = 40,396.78

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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.