Home / 192,818.16-266,091.84-111,101.34

Finding the Fourth Proportional to 192,818.16, 266,091.84 and 111,101.34

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Solution

The fourth proportional to 192,818.16, 266,091.84 and 111,101.34 is: 153,321.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,818.16 : 266,091.84 = 111,101.34 : x
  2. Step 2: Convert to fraction form
    192,818.16/266,091.84 = 111,101.34/x
  3. Step 3: Cross multiply
    192,818.16x = 266,091.84 × 111,101.34
  4. Step 4: Simplify right side
    192,818.16x = 29,563,159,987.07
  5. Step 5: Solve for x
    x = 29,563,159,987.07/192,818.16
  6. Step 6: Final answer
    x = 153,321.45

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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.