Home / 265,788.74-398,945.55-116,132.33

Finding the Fourth Proportional to 265,788.74, 398,945.55 and 116,132.33

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Solution

The fourth proportional to 265,788.74, 398,945.55 and 116,132.33 is: 174,313.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,788.74 : 398,945.55 = 116,132.33 : x
  2. Step 2: Convert to fraction form
    265,788.74/398,945.55 = 116,132.33/x
  3. Step 3: Cross multiply
    265,788.74x = 398,945.55 × 116,132.33
  4. Step 4: Simplify right side
    265,788.74x = 46,330,477,697.49
  5. Step 5: Solve for x
    x = 46,330,477,697.49/265,788.74
  6. Step 6: Final answer
    x = 174,313.17

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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.