Home / 101,976.14-140,741.08-59,536.20

Finding the Fourth Proportional to 101,976.14, 140,741.08 and 59,536.20

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Solution

The fourth proportional to 101,976.14, 140,741.08 and 59,536.20 is: 82,168.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,976.14 : 140,741.08 = 59,536.20 : x
  2. Step 2: Convert to fraction form
    101,976.14/140,741.08 = 59,536.20/x
  3. Step 3: Cross multiply
    101,976.14x = 140,741.08 × 59,536.20
  4. Step 4: Simplify right side
    101,976.14x = 8,379,189,087.10
  5. Step 5: Solve for x
    x = 8,379,189,087.10/101,976.14
  6. Step 6: Final answer
    x = 82,168.13

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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.