Home / 74,230.46-111,345.92-18,070.58

Finding the Fourth Proportional to 74,230.46, 111,345.92 and 18,070.58

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Solution

The fourth proportional to 74,230.46, 111,345.92 and 18,070.58 is: 27,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,230.46 : 111,345.92 = 18,070.58 : x
  2. Step 2: Convert to fraction form
    74,230.46/111,345.92 = 18,070.58/x
  3. Step 3: Cross multiply
    74,230.46x = 111,345.92 × 18,070.58
  4. Step 4: Simplify right side
    74,230.46x = 2,012,085,355.03
  5. Step 5: Solve for x
    x = 2,012,085,355.03/74,230.46
  6. Step 6: Final answer
    x = 27,105.93

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1.5x scale

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.