Home / 191,667.52-264,501.26-106,790.12

Finding the Fourth Proportional to 191,667.52, 264,501.26 and 106,790.12

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Solution

The fourth proportional to 191,667.52, 264,501.26 and 106,790.12 is: 147,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,667.52 : 264,501.26 = 106,790.12 : x
  2. Step 2: Convert to fraction form
    191,667.52/264,501.26 = 106,790.12/x
  3. Step 3: Cross multiply
    191,667.52x = 264,501.26 × 106,790.12
  4. Step 4: Simplify right side
    191,667.52x = 28,246,121,295.55
  5. Step 5: Solve for x
    x = 28,246,121,295.55/191,667.52
  6. Step 6: Final answer
    x = 147,370.41

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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.