Home / 191,738.88-264,669.12-116,285.76

Finding the Fourth Proportional to 191,738.88, 264,669.12 and 116,285.76

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Solution

The fourth proportional to 191,738.88, 264,669.12 and 116,285.76 is: 160,516.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,738.88 : 264,669.12 = 116,285.76 : x
  2. Step 2: Convert to fraction form
    191,738.88/264,669.12 = 116,285.76/x
  3. Step 3: Cross multiply
    191,738.88x = 264,669.12 × 116,285.76
  4. Step 4: Simplify right side
    191,738.88x = 30,777,249,767.73
  5. Step 5: Solve for x
    x = 30,777,249,767.73/191,738.88
  6. Step 6: Final answer
    x = 160,516.48

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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.