Home / 153,083.25-229,729.35-53,242.44

Finding the Fourth Proportional to 153,083.25, 229,729.35 and 53,242.44

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Solution

The fourth proportional to 153,083.25, 229,729.35 and 53,242.44 is: 79,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,083.25 : 229,729.35 = 53,242.44 : x
  2. Step 2: Convert to fraction form
    153,083.25/229,729.35 = 53,242.44/x
  3. Step 3: Cross multiply
    153,083.25x = 229,729.35 × 53,242.44
  4. Step 4: Simplify right side
    153,083.25x = 12,231,351,133.61
  5. Step 5: Solve for x
    x = 12,231,351,133.61/153,083.25
  6. Step 6: Final answer
    x = 79,900.00

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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.