Home / 191,710.56-264,556.96-106,825.76

Finding the Fourth Proportional to 191,710.56, 264,556.96 and 106,825.76

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Solution

The fourth proportional to 191,710.56, 264,556.96 and 106,825.76 is: 147,417.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,710.56 : 264,556.96 = 106,825.76 : x
  2. Step 2: Convert to fraction form
    191,710.56/264,556.96 = 106,825.76/x
  3. Step 3: Cross multiply
    191,710.56x = 264,556.96 × 106,825.76
  4. Step 4: Simplify right side
    191,710.56x = 28,261,498,315.29
  5. Step 5: Solve for x
    x = 28,261,498,315.29/191,710.56
  6. Step 6: Final answer
    x = 147,417.54

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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.