Home / 104,542.65-144,268.09-56,796.39

Finding the Fourth Proportional to 104,542.65, 144,268.09 and 56,796.39

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Solution

The fourth proportional to 104,542.65, 144,268.09 and 56,796.39 is: 78,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,542.65 : 144,268.09 = 56,796.39 : x
  2. Step 2: Convert to fraction form
    104,542.65/144,268.09 = 56,796.39/x
  3. Step 3: Cross multiply
    104,542.65x = 144,268.09 × 56,796.39
  4. Step 4: Simplify right side
    104,542.65x = 8,193,906,562.20
  5. Step 5: Solve for x
    x = 8,193,906,562.20/104,542.65
  6. Step 6: Final answer
    x = 78,378.60

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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.