Home / 192,875.25-266,170.59-111,201.89

Finding the Fourth Proportional to 192,875.25, 266,170.59 and 111,201.89

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Solution

The fourth proportional to 192,875.25, 266,170.59 and 111,201.89 is: 153,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,875.25 : 266,170.59 = 111,201.89 : x
  2. Step 2: Convert to fraction form
    192,875.25/266,170.59 = 111,201.89/x
  3. Step 3: Cross multiply
    192,875.25x = 266,170.59 × 111,201.89
  4. Step 4: Simplify right side
    192,875.25x = 29,598,671,339.56
  5. Step 5: Solve for x
    x = 29,598,671,339.56/192,875.25
  6. Step 6: Final answer
    x = 153,460.18

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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.