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Finding the Fourth Proportional to 62,158.56, 93,223.81 and 20,030.56

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Solution

The fourth proportional to 62,158.56, 93,223.81 and 20,030.56 is: 30,041.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,158.56 : 93,223.81 = 20,030.56 : x
  2. Step 2: Convert to fraction form
    62,158.56/93,223.81 = 20,030.56/x
  3. Step 3: Cross multiply
    62,158.56x = 93,223.81 × 20,030.56
  4. Step 4: Simplify right side
    62,158.56x = 1,867,324,911.61
  5. Step 5: Solve for x
    x = 1,867,324,911.61/62,158.56
  6. Step 6: Final answer
    x = 30,041.32

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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.