Home / 191,760.67-264,622.51-111,191.59

Finding the Fourth Proportional to 191,760.67, 264,622.51 and 111,191.59

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Solution

The fourth proportional to 191,760.67, 264,622.51 and 111,191.59 is: 153,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,760.67 : 264,622.51 = 111,191.59 : x
  2. Step 2: Convert to fraction form
    191,760.67/264,622.51 = 111,191.59/x
  3. Step 3: Cross multiply
    191,760.67x = 264,622.51 × 111,191.59
  4. Step 4: Simplify right side
    191,760.67x = 29,423,797,636.69
  5. Step 5: Solve for x
    x = 29,423,797,636.69/191,760.67
  6. Step 6: Final answer
    x = 153,440.21

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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.