Home / 128,858.83-193,241.93-44,596.13

Finding the Fourth Proportional to 128,858.83, 193,241.93 and 44,596.13

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Solution

The fourth proportional to 128,858.83, 193,241.93 and 44,596.13 is: 66,878.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,858.83 : 193,241.93 = 44,596.13 : x
  2. Step 2: Convert to fraction form
    128,858.83/193,241.93 = 44,596.13/x
  3. Step 3: Cross multiply
    128,858.83x = 193,241.93 × 44,596.13
  4. Step 4: Simplify right side
    128,858.83x = 8,617,842,008.75
  5. Step 5: Solve for x
    x = 8,617,842,008.75/128,858.83
  6. Step 6: Final answer
    x = 66,878.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.