Home / 84,777.06-117,002.70-48,967.03

Finding the Fourth Proportional to 84,777.06, 117,002.70 and 48,967.03

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Solution

The fourth proportional to 84,777.06, 117,002.70 and 48,967.03 is: 67,580.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,777.06 : 117,002.70 = 48,967.03 : x
  2. Step 2: Convert to fraction form
    84,777.06/117,002.70 = 48,967.03/x
  3. Step 3: Cross multiply
    84,777.06x = 117,002.70 × 48,967.03
  4. Step 4: Simplify right side
    84,777.06x = 5,729,274,720.98
  5. Step 5: Solve for x
    x = 5,729,274,720.98/84,777.06
  6. Step 6: Final answer
    x = 67,580.48

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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.