Home / 191,226.60-263,888.10-104,009.46

Finding the Fourth Proportional to 191,226.60, 263,888.10 and 104,009.46

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Solution

The fourth proportional to 191,226.60, 263,888.10 and 104,009.46 is: 143,530.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,226.60 : 263,888.10 = 104,009.46 : x
  2. Step 2: Convert to fraction form
    191,226.60/263,888.10 = 104,009.46/x
  3. Step 3: Cross multiply
    191,226.60x = 263,888.10 × 104,009.46
  4. Step 4: Simplify right side
    191,226.60x = 27,446,858,781.43
  5. Step 5: Solve for x
    x = 27,446,858,781.43/191,226.60
  6. Step 6: Final answer
    x = 143,530.55

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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.