Home / 98,440.37-147,594.94-47,825.90

Finding the Fourth Proportional to 98,440.37, 147,594.94 and 47,825.90

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Solution

The fourth proportional to 98,440.37, 147,594.94 and 47,825.90 is: 71,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,440.37 : 147,594.94 = 47,825.90 : x
  2. Step 2: Convert to fraction form
    98,440.37/147,594.94 = 47,825.90/x
  3. Step 3: Cross multiply
    98,440.37x = 147,594.94 × 47,825.90
  4. Step 4: Simplify right side
    98,440.37x = 7,058,860,840.95
  5. Step 5: Solve for x
    x = 7,058,860,840.95/98,440.37
  6. Step 6: Final answer
    x = 71,706.97

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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.