Home / 248,269.16-372,462.08-70,778.72

Finding the Fourth Proportional to 248,269.16, 372,462.08 and 70,778.72

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Solution

The fourth proportional to 248,269.16, 372,462.08 and 70,778.72 is: 106,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,269.16 : 372,462.08 = 70,778.72 : x
  2. Step 2: Convert to fraction form
    248,269.16/372,462.08 = 70,778.72/x
  3. Step 3: Cross multiply
    248,269.16x = 372,462.08 × 70,778.72
  4. Step 4: Simplify right side
    248,269.16x = 26,362,389,270.94
  5. Step 5: Solve for x
    x = 26,362,389,270.94/248,269.16
  6. Step 6: Final answer
    x = 106,184.71

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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.