Home / 142,980.06-214,470.11-37,799.04

Finding the Fourth Proportional to 142,980.06, 214,470.11 and 37,799.04

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Solution

The fourth proportional to 142,980.06, 214,470.11 and 37,799.04 is: 56,698.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,980.06 : 214,470.11 = 37,799.04 : x
  2. Step 2: Convert to fraction form
    142,980.06/214,470.11 = 37,799.04/x
  3. Step 3: Cross multiply
    142,980.06x = 214,470.11 × 37,799.04
  4. Step 4: Simplify right side
    142,980.06x = 8,106,764,266.69
  5. Step 5: Solve for x
    x = 8,106,764,266.69/142,980.06
  6. Step 6: Final answer
    x = 56,698.57

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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.