Home / 191,713.76-264,561.40-104,499.60

Finding the Fourth Proportional to 191,713.76, 264,561.40 and 104,499.60

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Solution

The fourth proportional to 191,713.76, 264,561.40 and 104,499.60 is: 144,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,713.76 : 264,561.40 = 104,499.60 : x
  2. Step 2: Convert to fraction form
    191,713.76/264,561.40 = 104,499.60/x
  3. Step 3: Cross multiply
    191,713.76x = 264,561.40 × 104,499.60
  4. Step 4: Simplify right side
    191,713.76x = 27,646,560,475.44
  5. Step 5: Solve for x
    x = 27,646,560,475.44/191,713.76
  6. Step 6: Final answer
    x = 144,207.49

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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.