Home / 74,089.96-102,233.16-45,003.22

Finding the Fourth Proportional to 74,089.96, 102,233.16 and 45,003.22

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Solution

The fourth proportional to 74,089.96, 102,233.16 and 45,003.22 is: 62,097.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,089.96 : 102,233.16 = 45,003.22 : x
  2. Step 2: Convert to fraction form
    74,089.96/102,233.16 = 45,003.22/x
  3. Step 3: Cross multiply
    74,089.96x = 102,233.16 × 45,003.22
  4. Step 4: Simplify right side
    74,089.96x = 4,600,821,390.78
  5. Step 5: Solve for x
    x = 4,600,821,390.78/74,089.96
  6. Step 6: Final answer
    x = 62,097.77

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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.