Home / 153,282.78-229,923.75-48,109.62

Finding the Fourth Proportional to 153,282.78, 229,923.75 and 48,109.62

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Solution

The fourth proportional to 153,282.78, 229,923.75 and 48,109.62 is: 72,164.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,282.78 : 229,923.75 = 48,109.62 : x
  2. Step 2: Convert to fraction form
    153,282.78/229,923.75 = 48,109.62/x
  3. Step 3: Cross multiply
    153,282.78x = 229,923.75 × 48,109.62
  4. Step 4: Simplify right side
    153,282.78x = 11,061,544,241.48
  5. Step 5: Solve for x
    x = 11,061,544,241.48/153,282.78
  6. Step 6: Final answer
    x = 72,164.30

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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.