Home / 153,157.36-229,735.98-47,984.50

Finding the Fourth Proportional to 153,157.36, 229,735.98 and 47,984.50

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Solution

The fourth proportional to 153,157.36, 229,735.98 and 47,984.50 is: 71,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,157.36 : 229,735.98 = 47,984.50 : x
  2. Step 2: Convert to fraction form
    153,157.36/229,735.98 = 47,984.50/x
  3. Step 3: Cross multiply
    153,157.36x = 229,735.98 × 47,984.50
  4. Step 4: Simplify right side
    153,157.36x = 11,023,766,132.31
  5. Step 5: Solve for x
    x = 11,023,766,132.31/153,157.36
  6. Step 6: Final answer
    x = 71,976.73

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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.