Home / 317,820.08-438,601.56-174,577.52

Finding the Fourth Proportional to 317,820.08, 438,601.56 and 174,577.52

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Solution

The fourth proportional to 317,820.08, 438,601.56 and 174,577.52 is: 240,922.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,820.08 : 438,601.56 = 174,577.52 : x
  2. Step 2: Convert to fraction form
    317,820.08/438,601.56 = 174,577.52/x
  3. Step 3: Cross multiply
    317,820.08x = 438,601.56 × 174,577.52
  4. Step 4: Simplify right side
    317,820.08x = 76,569,972,612.93
  5. Step 5: Solve for x
    x = 76,569,972,612.93/317,820.08
  6. Step 6: Final answer
    x = 240,922.39

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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.