Home / 151,923.64-209,518.38-126,514.12

Finding the Fourth Proportional to 151,923.64, 209,518.38 and 126,514.12

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Solution

The fourth proportional to 151,923.64, 209,518.38 and 126,514.12 is: 174,476.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,923.64 : 209,518.38 = 126,514.12 : x
  2. Step 2: Convert to fraction form
    151,923.64/209,518.38 = 126,514.12/x
  3. Step 3: Cross multiply
    151,923.64x = 209,518.38 × 126,514.12
  4. Step 4: Simplify right side
    151,923.64x = 26,507,033,469.53
  5. Step 5: Solve for x
    x = 26,507,033,469.53/151,923.64
  6. Step 6: Final answer
    x = 174,476.03

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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.