Home / 153,103.22-229,530.91-47,868.02

Finding the Fourth Proportional to 153,103.22, 229,530.91 and 47,868.02

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Solution

The fourth proportional to 153,103.22, 229,530.91 and 47,868.02 is: 71,763.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,103.22 : 229,530.91 = 47,868.02 : x
  2. Step 2: Convert to fraction form
    153,103.22/229,530.91 = 47,868.02/x
  3. Step 3: Cross multiply
    153,103.22x = 229,530.91 × 47,868.02
  4. Step 4: Simplify right side
    153,103.22x = 10,987,190,190.50
  5. Step 5: Solve for x
    x = 10,987,190,190.50/153,103.22
  6. Step 6: Final answer
    x = 71,763.29

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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.