Home / 189,202.32-261,095.67-104,319.18

Finding the Fourth Proportional to 189,202.32, 261,095.67 and 104,319.18

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Solution

The fourth proportional to 189,202.32, 261,095.67 and 104,319.18 is: 143,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,202.32 : 261,095.67 = 104,319.18 : x
  2. Step 2: Convert to fraction form
    189,202.32/261,095.67 = 104,319.18/x
  3. Step 3: Cross multiply
    189,202.32x = 261,095.67 × 104,319.18
  4. Step 4: Simplify right side
    189,202.32x = 27,237,286,195.95
  5. Step 5: Solve for x
    x = 27,237,286,195.95/189,202.32
  6. Step 6: Final answer
    x = 143,958.52

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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.