Home / 248,520.06-372,689.37-90,701.82

Finding the Fourth Proportional to 248,520.06, 372,689.37 and 90,701.82

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Solution

The fourth proportional to 248,520.06, 372,689.37 and 90,701.82 is: 136,019.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,520.06 : 372,689.37 = 90,701.82 : x
  2. Step 2: Convert to fraction form
    248,520.06/372,689.37 = 90,701.82/x
  3. Step 3: Cross multiply
    248,520.06x = 372,689.37 × 90,701.82
  4. Step 4: Simplify right side
    248,520.06x = 33,803,604,153.65
  5. Step 5: Solve for x
    x = 33,803,604,153.65/248,520.06
  6. Step 6: Final answer
    x = 136,019.62

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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.