Home / 130,201.32-179,682.66-73,609.32

Finding the Fourth Proportional to 130,201.32, 179,682.66 and 73,609.32

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Solution

The fourth proportional to 130,201.32, 179,682.66 and 73,609.32 is: 101,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,201.32 : 179,682.66 = 73,609.32 : x
  2. Step 2: Convert to fraction form
    130,201.32/179,682.66 = 73,609.32/x
  3. Step 3: Cross multiply
    130,201.32x = 179,682.66 × 73,609.32
  4. Step 4: Simplify right side
    130,201.32x = 13,226,318,418.39
  5. Step 5: Solve for x
    x = 13,226,318,418.39/130,201.32
  6. Step 6: Final answer
    x = 101,583.60

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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.