Home / 168,727.77-232,890.53-105,027.75

Finding the Fourth Proportional to 168,727.77, 232,890.53 and 105,027.75

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Solution

The fourth proportional to 168,727.77, 232,890.53 and 105,027.75 is: 144,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,727.77 : 232,890.53 = 105,027.75 : x
  2. Step 2: Convert to fraction form
    168,727.77/232,890.53 = 105,027.75/x
  3. Step 3: Cross multiply
    168,727.77x = 232,890.53 × 105,027.75
  4. Step 4: Simplify right side
    168,727.77x = 24,459,967,837.07
  5. Step 5: Solve for x
    x = 24,459,967,837.07/168,727.77
  6. Step 6: Final answer
    x = 144,967.05

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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.