Home / 152,851.52-229,273.44-53,083.20

Finding the Fourth Proportional to 152,851.52, 229,273.44 and 53,083.20

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Solution

The fourth proportional to 152,851.52, 229,273.44 and 53,083.20 is: 79,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,851.52 : 229,273.44 = 53,083.20 : x
  2. Step 2: Convert to fraction form
    152,851.52/229,273.44 = 53,083.20/x
  3. Step 3: Cross multiply
    152,851.52x = 229,273.44 × 53,083.20
  4. Step 4: Simplify right side
    152,851.52x = 12,170,567,870.21
  5. Step 5: Solve for x
    x = 12,170,567,870.21/152,851.52
  6. Step 6: Final answer
    x = 79,623.47

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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.