Home / 183,009.23-252,710.34-115,139.33

Finding the Fourth Proportional to 183,009.23, 252,710.34 and 115,139.33

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Solution

The fourth proportional to 183,009.23, 252,710.34 and 115,139.33 is: 158,991.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,009.23 : 252,710.34 = 115,139.33 : x
  2. Step 2: Convert to fraction form
    183,009.23/252,710.34 = 115,139.33/x
  3. Step 3: Cross multiply
    183,009.23x = 252,710.34 × 115,139.33
  4. Step 4: Simplify right side
    183,009.23x = 29,096,899,231.67
  5. Step 5: Solve for x
    x = 29,096,899,231.67/183,009.23
  6. Step 6: Final answer
    x = 158,991.43

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1.5x scale

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.