Home / 192,758.16-266,026.14-111,089.28

Finding the Fourth Proportional to 192,758.16, 266,026.14 and 111,089.28

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Solution

The fourth proportional to 192,758.16, 266,026.14 and 111,089.28 is: 153,314.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,758.16 : 266,026.14 = 111,089.28 : x
  2. Step 2: Convert to fraction form
    192,758.16/266,026.14 = 111,089.28/x
  3. Step 3: Cross multiply
    192,758.16x = 266,026.14 × 111,089.28
  4. Step 4: Simplify right side
    192,758.16x = 29,552,652,353.78
  5. Step 5: Solve for x
    x = 29,552,652,353.78/192,758.16
  6. Step 6: Final answer
    x = 153,314.66

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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.