Home / 191,622.12-264,446.70-106,739.16

Finding the Fourth Proportional to 191,622.12, 264,446.70 and 106,739.16

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Solution

The fourth proportional to 191,622.12, 264,446.70 and 106,739.16 is: 147,304.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,622.12 : 264,446.70 = 106,739.16 : x
  2. Step 2: Convert to fraction form
    191,622.12/264,446.70 = 106,739.16/x
  3. Step 3: Cross multiply
    191,622.12x = 264,446.70 × 106,739.16
  4. Step 4: Simplify right side
    191,622.12x = 28,226,818,622.77
  5. Step 5: Solve for x
    x = 28,226,818,622.77/191,622.12
  6. Step 6: Final answer
    x = 147,304.59

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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.