Home / 191,432.94-264,186.30-106,555.50

Finding the Fourth Proportional to 191,432.94, 264,186.30 and 106,555.50

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Solution

The fourth proportional to 191,432.94, 264,186.30 and 106,555.50 is: 147,051.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,432.94 : 264,186.30 = 106,555.50 : x
  2. Step 2: Convert to fraction form
    191,432.94/264,186.30 = 106,555.50/x
  3. Step 3: Cross multiply
    191,432.94x = 264,186.30 × 106,555.50
  4. Step 4: Simplify right side
    191,432.94x = 28,150,503,289.65
  5. Step 5: Solve for x
    x = 28,150,503,289.65/191,432.94
  6. Step 6: Final answer
    x = 147,051.51

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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.