Home / 165,543.15-247,977.69-151,749.66

Finding the Fourth Proportional to 165,543.15, 247,977.69 and 151,749.66

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Solution

The fourth proportional to 165,543.15, 247,977.69 and 151,749.66 is: 227,315.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,543.15 : 247,977.69 = 151,749.66 : x
  2. Step 2: Convert to fraction form
    165,543.15/247,977.69 = 151,749.66/x
  3. Step 3: Cross multiply
    165,543.15x = 247,977.69 × 151,749.66
  4. Step 4: Simplify right side
    165,543.15x = 37,630,529,111.07
  5. Step 5: Solve for x
    x = 37,630,529,111.07/165,543.15
  6. Step 6: Final answer
    x = 227,315.53

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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.