Home / 147,360.62-221,084.07-47,518.81

Finding the Fourth Proportional to 147,360.62, 221,084.07 and 47,518.81

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Solution

The fourth proportional to 147,360.62, 221,084.07 and 47,518.81 is: 71,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,360.62 : 221,084.07 = 47,518.81 : x
  2. Step 2: Convert to fraction form
    147,360.62/221,084.07 = 47,518.81/x
  3. Step 3: Cross multiply
    147,360.62x = 221,084.07 × 47,518.81
  4. Step 4: Simplify right side
    147,360.62x = 10,505,651,363.65
  5. Step 5: Solve for x
    x = 10,505,651,363.65/147,360.62
  6. Step 6: Final answer
    x = 71,292.12

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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.