Home / 191,582.85-264,384.33-106,699.90

Finding the Fourth Proportional to 191,582.85, 264,384.33 and 106,699.90

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Solution

The fourth proportional to 191,582.85, 264,384.33 and 106,699.90 is: 147,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,582.85 : 264,384.33 = 106,699.90 : x
  2. Step 2: Convert to fraction form
    191,582.85/264,384.33 = 106,699.90/x
  3. Step 3: Cross multiply
    191,582.85x = 264,384.33 × 106,699.90
  4. Step 4: Simplify right side
    191,582.85x = 28,209,781,572.57
  5. Step 5: Solve for x
    x = 28,209,781,572.57/191,582.85
  6. Step 6: Final answer
    x = 147,245.86

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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.