Home / 74,206.91-102,410.52-41,930.35

Finding the Fourth Proportional to 74,206.91, 102,410.52 and 41,930.35

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Solution

The fourth proportional to 74,206.91, 102,410.52 and 41,930.35 is: 57,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,206.91 : 102,410.52 = 41,930.35 : x
  2. Step 2: Convert to fraction form
    74,206.91/102,410.52 = 41,930.35/x
  3. Step 3: Cross multiply
    74,206.91x = 102,410.52 × 41,930.35
  4. Step 4: Simplify right side
    74,206.91x = 4,294,108,947.28
  5. Step 5: Solve for x
    x = 4,294,108,947.28/74,206.91
  6. Step 6: Final answer
    x = 57,866.70

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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.