Home / 191,383.07-264,190.44-136,228.29

Finding the Fourth Proportional to 191,383.07, 264,190.44 and 136,228.29

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Solution

The fourth proportional to 191,383.07, 264,190.44 and 136,228.29 is: 188,053.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,383.07 : 264,190.44 = 136,228.29 : x
  2. Step 2: Convert to fraction form
    191,383.07/264,190.44 = 136,228.29/x
  3. Step 3: Cross multiply
    191,383.07x = 264,190.44 × 136,228.29
  4. Step 4: Simplify right side
    191,383.07x = 35,990,211,875.55
  5. Step 5: Solve for x
    x = 35,990,211,875.55/191,383.07
  6. Step 6: Final answer
    x = 188,053.27

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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.