Home / 215,051.70-296,777.76-118,250.52

Finding the Fourth Proportional to 215,051.70, 296,777.76 and 118,250.52

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Solution

The fourth proportional to 215,051.70, 296,777.76 and 118,250.52 is: 163,189.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,051.70 : 296,777.76 = 118,250.52 : x
  2. Step 2: Convert to fraction form
    215,051.70/296,777.76 = 118,250.52/x
  3. Step 3: Cross multiply
    215,051.70x = 296,777.76 × 118,250.52
  4. Step 4: Simplify right side
    215,051.70x = 35,094,124,444.44
  5. Step 5: Solve for x
    x = 35,094,124,444.44/215,051.70
  6. Step 6: Final answer
    x = 163,189.24

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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.