Home / 353,146.60-487,356.44-192,001.16

Finding the Fourth Proportional to 353,146.60, 487,356.44 and 192,001.16

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Solution

The fourth proportional to 353,146.60, 487,356.44 and 192,001.16 is: 264,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,146.60 : 487,356.44 = 192,001.16 : x
  2. Step 2: Convert to fraction form
    353,146.60/487,356.44 = 192,001.16/x
  3. Step 3: Cross multiply
    353,146.60x = 487,356.44 × 192,001.16
  4. Step 4: Simplify right side
    353,146.60x = 93,573,001,813.47
  5. Step 5: Solve for x
    x = 93,573,001,813.47/353,146.60
  6. Step 6: Final answer
    x = 264,969.28

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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.