Home / 55,519.06-76,625.98-53,673.74

Finding the Fourth Proportional to 55,519.06, 76,625.98 and 53,673.74

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Solution

The fourth proportional to 55,519.06, 76,625.98 and 53,673.74 is: 74,079.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,519.06 : 76,625.98 = 53,673.74 : x
  2. Step 2: Convert to fraction form
    55,519.06/76,625.98 = 53,673.74/x
  3. Step 3: Cross multiply
    55,519.06x = 76,625.98 × 53,673.74
  4. Step 4: Simplify right side
    55,519.06x = 4,112,802,927.77
  5. Step 5: Solve for x
    x = 4,112,802,927.77/55,519.06
  6. Step 6: Final answer
    x = 74,079.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.