Home / 191,189.44-263,836-106,304.96

Finding the Fourth Proportional to 191,189.44, 263,836 and 106,304.96

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Solution

The fourth proportional to 191,189.44, 263,836 and 106,304.96 is: 146,697.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,189.44 : 263,836 = 106,304.96 : x
  2. Step 2: Convert to fraction form
    191,189.44/263,836 = 106,304.96/x
  3. Step 3: Cross multiply
    191,189.44x = 263,836 × 106,304.96
  4. Step 4: Simplify right side
    191,189.44x = 28,047,075,426.56
  5. Step 5: Solve for x
    x = 28,047,075,426.56/191,189.44
  6. Step 6: Final answer
    x = 146,697.83

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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.