Home / 191,256.64-263,944.11-106,373.50

Finding the Fourth Proportional to 191,256.64, 263,944.11 and 106,373.50

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Solution

The fourth proportional to 191,256.64, 263,944.11 and 106,373.50 is: 146,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,256.64 : 263,944.11 = 106,373.50 : x
  2. Step 2: Convert to fraction form
    191,256.64/263,944.11 = 106,373.50/x
  3. Step 3: Cross multiply
    191,256.64x = 263,944.11 × 106,373.50
  4. Step 4: Simplify right side
    191,256.64x = 28,076,658,785.09
  5. Step 5: Solve for x
    x = 28,076,658,785.09/191,256.64
  6. Step 6: Final answer
    x = 146,800.96

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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.