Home / 192,126.51-265,190.89-111,590.23

Finding the Fourth Proportional to 192,126.51, 265,190.89 and 111,590.23

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Solution

The fourth proportional to 192,126.51, 265,190.89 and 111,590.23 is: 154,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,126.51 : 265,190.89 = 111,590.23 : x
  2. Step 2: Convert to fraction form
    192,126.51/265,190.89 = 111,590.23/x
  3. Step 3: Cross multiply
    192,126.51x = 265,190.89 × 111,590.23
  4. Step 4: Simplify right side
    192,126.51x = 29,592,712,409.00
  5. Step 5: Solve for x
    x = 29,592,712,409.00/192,126.51
  6. Step 6: Final answer
    x = 154,027.22

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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.