Home / 189,464.67-261,460.56-104,581.13

Finding the Fourth Proportional to 189,464.67, 261,460.56 and 104,581.13

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Solution

The fourth proportional to 189,464.67, 261,460.56 and 104,581.13 is: 144,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,464.67 : 261,460.56 = 104,581.13 : x
  2. Step 2: Convert to fraction form
    189,464.67/261,460.56 = 104,581.13/x
  3. Step 3: Cross multiply
    189,464.67x = 261,460.56 × 104,581.13
  4. Step 4: Simplify right side
    189,464.67x = 27,343,839,311.84
  5. Step 5: Solve for x
    x = 27,343,839,311.84/189,464.67
  6. Step 6: Final answer
    x = 144,321.57

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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.