Home / 248,285.90-372,432.32-70,792.98

Finding the Fourth Proportional to 248,285.90, 372,432.32 and 70,792.98

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Solution

The fourth proportional to 248,285.90, 372,432.32 and 70,792.98 is: 106,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,285.90 : 372,432.32 = 70,792.98 : x
  2. Step 2: Convert to fraction form
    248,285.90/372,432.32 = 70,792.98/x
  3. Step 3: Cross multiply
    248,285.90x = 372,432.32 × 70,792.98
  4. Step 4: Simplify right side
    248,285.90x = 26,365,593,781.11
  5. Step 5: Solve for x
    x = 26,365,593,781.11/248,285.90
  6. Step 6: Final answer
    x = 106,190.46

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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.