Home / 181,091.76-249,922.44-105,664.56

Finding the Fourth Proportional to 181,091.76, 249,922.44 and 105,664.56

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Solution

The fourth proportional to 181,091.76, 249,922.44 and 105,664.56 is: 145,826.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,091.76 : 249,922.44 = 105,664.56 : x
  2. Step 2: Convert to fraction form
    181,091.76/249,922.44 = 105,664.56/x
  3. Step 3: Cross multiply
    181,091.76x = 249,922.44 × 105,664.56
  4. Step 4: Simplify right side
    181,091.76x = 26,407,944,656.73
  5. Step 5: Solve for x
    x = 26,407,944,656.73/181,091.76
  6. Step 6: Final answer
    x = 145,826.32

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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.