Home / 291,743.56-437,788.68-125,531.56

Finding the Fourth Proportional to 291,743.56, 437,788.68 and 125,531.56

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Solution

The fourth proportional to 291,743.56, 437,788.68 and 125,531.56 is: 188,371.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,743.56 : 437,788.68 = 125,531.56 : x
  2. Step 2: Convert to fraction form
    291,743.56/437,788.68 = 125,531.56/x
  3. Step 3: Cross multiply
    291,743.56x = 437,788.68 × 125,531.56
  4. Step 4: Simplify right side
    291,743.56x = 54,956,295,950.74
  5. Step 5: Solve for x
    x = 54,956,295,950.74/291,743.56
  6. Step 6: Final answer
    x = 188,371.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.