Home / 74,430.82-111,516.22-62,030.53

Finding the Fourth Proportional to 74,430.82, 111,516.22 and 62,030.53

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Solution

The fourth proportional to 74,430.82, 111,516.22 and 62,030.53 is: 92,937.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,430.82 : 111,516.22 = 62,030.53 : x
  2. Step 2: Convert to fraction form
    74,430.82/111,516.22 = 62,030.53/x
  3. Step 3: Cross multiply
    74,430.82x = 111,516.22 × 62,030.53
  4. Step 4: Simplify right side
    74,430.82x = 6,917,410,028.94
  5. Step 5: Solve for x
    x = 6,917,410,028.94/74,430.82
  6. Step 6: Final answer
    x = 92,937.45

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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.