Home / 141,321.06-211,061.75-126,624.42

Finding the Fourth Proportional to 141,321.06, 211,061.75 and 126,624.42

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Solution

The fourth proportional to 141,321.06, 211,061.75 and 126,624.42 is: 189,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,321.06 : 211,061.75 = 126,624.42 : x
  2. Step 2: Convert to fraction form
    141,321.06/211,061.75 = 126,624.42/x
  3. Step 3: Cross multiply
    141,321.06x = 211,061.75 × 126,624.42
  4. Step 4: Simplify right side
    141,321.06x = 26,725,571,044.81
  5. Step 5: Solve for x
    x = 26,725,571,044.81/141,321.06
  6. Step 6: Final answer
    x = 189,112.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.