Home / 104,191.12-143,783.58-56,444.66

Finding the Fourth Proportional to 104,191.12, 143,783.58 and 56,444.66

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Solution

The fourth proportional to 104,191.12, 143,783.58 and 56,444.66 is: 77,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,191.12 : 143,783.58 = 56,444.66 : x
  2. Step 2: Convert to fraction form
    104,191.12/143,783.58 = 56,444.66/x
  3. Step 3: Cross multiply
    104,191.12x = 143,783.58 × 56,444.66
  4. Step 4: Simplify right side
    104,191.12x = 8,115,815,286.68
  5. Step 5: Solve for x
    x = 8,115,815,286.68/104,191.12
  6. Step 6: Final answer
    x = 77,893.54

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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.