Home / 152,842.20-229,263.30-111,370.20

Finding the Fourth Proportional to 152,842.20, 229,263.30 and 111,370.20

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Solution

The fourth proportional to 152,842.20, 229,263.30 and 111,370.20 is: 167,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,842.20 : 229,263.30 = 111,370.20 : x
  2. Step 2: Convert to fraction form
    152,842.20/229,263.30 = 111,370.20/x
  3. Step 3: Cross multiply
    152,842.20x = 229,263.30 × 111,370.20
  4. Step 4: Simplify right side
    152,842.20x = 25,533,099,573.66
  5. Step 5: Solve for x
    x = 25,533,099,573.66/152,842.20
  6. Step 6: Final answer
    x = 167,055.30

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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.