Home / 183,996.64-253,911.12-102,319.36

Finding the Fourth Proportional to 183,996.64, 253,911.12 and 102,319.36

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Solution

The fourth proportional to 183,996.64, 253,911.12 and 102,319.36 is: 141,198.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,996.64 : 253,911.12 = 102,319.36 : x
  2. Step 2: Convert to fraction form
    183,996.64/253,911.12 = 102,319.36/x
  3. Step 3: Cross multiply
    183,996.64x = 253,911.12 × 102,319.36
  4. Step 4: Simplify right side
    183,996.64x = 25,980,023,295.28
  5. Step 5: Solve for x
    x = 25,980,023,295.28/183,996.64
  6. Step 6: Final answer
    x = 141,198.36

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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.