Home / 235,764.83-325,345.71-133,788.21

Finding the Fourth Proportional to 235,764.83, 325,345.71 and 133,788.21

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Solution

The fourth proportional to 235,764.83, 325,345.71 and 133,788.21 is: 184,622.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,764.83 : 325,345.71 = 133,788.21 : x
  2. Step 2: Convert to fraction form
    235,764.83/325,345.71 = 133,788.21/x
  3. Step 3: Cross multiply
    235,764.83x = 325,345.71 × 133,788.21
  4. Step 4: Simplify right side
    235,764.83x = 43,527,419,453.74
  5. Step 5: Solve for x
    x = 43,527,419,453.74/235,764.83
  6. Step 6: Final answer
    x = 184,622.19

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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.