Home / 183,380.09-253,069.83-102,808.96

Finding the Fourth Proportional to 183,380.09, 253,069.83 and 102,808.96

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Solution

The fourth proportional to 183,380.09, 253,069.83 and 102,808.96 is: 141,879.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,380.09 : 253,069.83 = 102,808.96 : x
  2. Step 2: Convert to fraction form
    183,380.09/253,069.83 = 102,808.96/x
  3. Step 3: Cross multiply
    183,380.09x = 253,069.83 × 102,808.96
  4. Step 4: Simplify right side
    183,380.09x = 26,017,845,397.00
  5. Step 5: Solve for x
    x = 26,017,845,397.00/183,380.09
  6. Step 6: Final answer
    x = 141,879.34

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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.