Home / 189,562.47-261,594.57-104,677.71

Finding the Fourth Proportional to 189,562.47, 261,594.57 and 104,677.71

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Solution

The fourth proportional to 189,562.47, 261,594.57 and 104,677.71 is: 144,454.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,562.47 : 261,594.57 = 104,677.71 : x
  2. Step 2: Convert to fraction form
    189,562.47/261,594.57 = 104,677.71/x
  3. Step 3: Cross multiply
    189,562.47x = 261,594.57 × 104,677.71
  4. Step 4: Simplify right side
    189,562.47x = 27,383,120,536.03
  5. Step 5: Solve for x
    x = 27,383,120,536.03/189,562.47
  6. Step 6: Final answer
    x = 144,454.33

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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.