Home / 189,536.32-261,562.08-104,653.18

Finding the Fourth Proportional to 189,536.32, 261,562.08 and 104,653.18

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Solution

The fourth proportional to 189,536.32, 261,562.08 and 104,653.18 is: 144,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,536.32 : 261,562.08 = 104,653.18 : x
  2. Step 2: Convert to fraction form
    189,536.32/261,562.08 = 104,653.18/x
  3. Step 3: Cross multiply
    189,536.32x = 261,562.08 × 104,653.18
  4. Step 4: Simplify right side
    189,536.32x = 27,373,303,439.41
  5. Step 5: Solve for x
    x = 27,373,303,439.41/189,536.32
  6. Step 6: Final answer
    x = 144,422.47

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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.