Home / 153,213.63-229,820.49-48,040.80

Finding the Fourth Proportional to 153,213.63, 229,820.49 and 48,040.80

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Solution

The fourth proportional to 153,213.63, 229,820.49 and 48,040.80 is: 72,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,213.63 : 229,820.49 = 48,040.80 : x
  2. Step 2: Convert to fraction form
    153,213.63/229,820.49 = 48,040.80/x
  3. Step 3: Cross multiply
    153,213.63x = 229,820.49 × 48,040.80
  4. Step 4: Simplify right side
    153,213.63x = 11,040,760,195.99
  5. Step 5: Solve for x
    x = 11,040,760,195.99/153,213.63
  6. Step 6: Final answer
    x = 72,061.21

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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.