Home / 191,610.97-264,222.72-143,136.93

Finding the Fourth Proportional to 191,610.97, 264,222.72 and 143,136.93

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Solution

The fourth proportional to 191,610.97, 264,222.72 and 143,136.93 is: 197,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,610.97 : 264,222.72 = 143,136.93 : x
  2. Step 2: Convert to fraction form
    191,610.97/264,222.72 = 143,136.93/x
  3. Step 3: Cross multiply
    191,610.97x = 264,222.72 × 143,136.93
  4. Step 4: Simplify right side
    191,610.97x = 37,820,027,986.21
  5. Step 5: Solve for x
    x = 37,820,027,986.21/191,610.97
  6. Step 6: Final answer
    x = 197,379.24

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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.