Home / 153,828.98-230,846.43-53,989.64

Finding the Fourth Proportional to 153,828.98, 230,846.43 and 53,989.64

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Solution

The fourth proportional to 153,828.98, 230,846.43 and 53,989.64 is: 81,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,828.98 : 230,846.43 = 53,989.64 : x
  2. Step 2: Convert to fraction form
    153,828.98/230,846.43 = 53,989.64/x
  3. Step 3: Cross multiply
    153,828.98x = 230,846.43 × 53,989.64
  4. Step 4: Simplify right side
    153,828.98x = 12,463,315,650.99
  5. Step 5: Solve for x
    x = 12,463,315,650.99/153,828.98
  6. Step 6: Final answer
    x = 81,020.60

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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.