Home / 105,795.48-145,997.76-60,474.44

Finding the Fourth Proportional to 105,795.48, 145,997.76 and 60,474.44

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Solution

The fourth proportional to 105,795.48, 145,997.76 and 60,474.44 is: 83,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,795.48 : 145,997.76 = 60,474.44 : x
  2. Step 2: Convert to fraction form
    105,795.48/145,997.76 = 60,474.44/x
  3. Step 3: Cross multiply
    105,795.48x = 145,997.76 × 60,474.44
  4. Step 4: Simplify right side
    105,795.48x = 8,829,132,777.25
  5. Step 5: Solve for x
    x = 8,829,132,777.25/105,795.48
  6. Step 6: Final answer
    x = 83,454.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.