Home / 191,062.94-263,936.69-153,074.75

Finding the Fourth Proportional to 191,062.94, 263,936.69 and 153,074.75

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Solution

The fourth proportional to 191,062.94, 263,936.69 and 153,074.75 is: 211,459.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,062.94 : 263,936.69 = 153,074.75 : x
  2. Step 2: Convert to fraction form
    191,062.94/263,936.69 = 153,074.75/x
  3. Step 3: Cross multiply
    191,062.94x = 263,936.69 × 153,074.75
  4. Step 4: Simplify right side
    191,062.94x = 40,402,040,752.52
  5. Step 5: Solve for x
    x = 40,402,040,752.52/191,062.94
  6. Step 6: Final answer
    x = 211,459.33

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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.