Home / 191,066.18-262,975.31-168,255.77

Finding the Fourth Proportional to 191,066.18, 262,975.31 and 168,255.77

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Solution

The fourth proportional to 191,066.18, 262,975.31 and 168,255.77 is: 231,580.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,066.18 : 262,975.31 = 168,255.77 : x
  2. Step 2: Convert to fraction form
    191,066.18/262,975.31 = 168,255.77/x
  3. Step 3: Cross multiply
    191,066.18x = 262,975.31 × 168,255.77
  4. Step 4: Simplify right side
    191,066.18x = 44,247,111,749.84
  5. Step 5: Solve for x
    x = 44,247,111,749.84/191,066.18
  6. Step 6: Final answer
    x = 231,580.04

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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.