Home / 151,029.18-208,425.60-83,051.34

Finding the Fourth Proportional to 151,029.18, 208,425.60 and 83,051.34

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Solution

The fourth proportional to 151,029.18, 208,425.60 and 83,051.34 is: 114,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,029.18 : 208,425.60 = 83,051.34 : x
  2. Step 2: Convert to fraction form
    151,029.18/208,425.60 = 83,051.34/x
  3. Step 3: Cross multiply
    151,029.18x = 208,425.60 × 83,051.34
  4. Step 4: Simplify right side
    151,029.18x = 17,310,025,370.30
  5. Step 5: Solve for x
    x = 17,310,025,370.30/151,029.18
  6. Step 6: Final answer
    x = 114,613.78

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1.5x scale

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.