Home / 248,257.16-372,444.06-70,766.72

Finding the Fourth Proportional to 248,257.16, 372,444.06 and 70,766.72

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Solution

The fourth proportional to 248,257.16, 372,444.06 and 70,766.72 is: 106,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,257.16 : 372,444.06 = 70,766.72 : x
  2. Step 2: Convert to fraction form
    248,257.16/372,444.06 = 70,766.72/x
  3. Step 3: Cross multiply
    248,257.16x = 372,444.06 × 70,766.72
  4. Step 4: Simplify right side
    248,257.16x = 26,356,644,509.68
  5. Step 5: Solve for x
    x = 26,356,644,509.68/248,257.16
  6. Step 6: Final answer
    x = 106,166.70

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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.