Home / 160,737.48-240,999.84-71,868.60

Finding the Fourth Proportional to 160,737.48, 240,999.84 and 71,868.60

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Solution

The fourth proportional to 160,737.48, 240,999.84 and 71,868.60 is: 107,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,737.48 : 240,999.84 = 71,868.60 : x
  2. Step 2: Convert to fraction form
    160,737.48/240,999.84 = 71,868.60/x
  3. Step 3: Cross multiply
    160,737.48x = 240,999.84 × 71,868.60
  4. Step 4: Simplify right side
    160,737.48x = 17,320,321,101.02
  5. Step 5: Solve for x
    x = 17,320,321,101.02/160,737.48
  6. Step 6: Final answer
    x = 107,755.34

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1.5x scale

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.