Home / 191,928.36-264,861.54-107,043.24

Finding the Fourth Proportional to 191,928.36, 264,861.54 and 107,043.24

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Solution

The fourth proportional to 191,928.36, 264,861.54 and 107,043.24 is: 147,719.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,928.36 : 264,861.54 = 107,043.24 : x
  2. Step 2: Convert to fraction form
    191,928.36/264,861.54 = 107,043.24/x
  3. Step 3: Cross multiply
    191,928.36x = 264,861.54 × 107,043.24
  4. Step 4: Simplify right side
    191,928.36x = 28,351,637,392.99
  5. Step 5: Solve for x
    x = 28,351,637,392.99/191,928.36
  6. Step 6: Final answer
    x = 147,719.90

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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.