Home / 51,851.51-77,714.07-26,877.80

Finding the Fourth Proportional to 51,851.51, 77,714.07 and 26,877.80

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Solution

The fourth proportional to 51,851.51, 77,714.07 and 26,877.80 is: 40,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,851.51 : 77,714.07 = 26,877.80 : x
  2. Step 2: Convert to fraction form
    51,851.51/77,714.07 = 26,877.80/x
  3. Step 3: Cross multiply
    51,851.51x = 77,714.07 × 26,877.80
  4. Step 4: Simplify right side
    51,851.51x = 2,088,782,842.08
  5. Step 5: Solve for x
    x = 2,088,782,842.08/51,851.51
  6. Step 6: Final answer
    x = 40,283.94

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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.