Home / 183,422.20-253,117.37-111,776.08

Finding the Fourth Proportional to 183,422.20, 253,117.37 and 111,776.08

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Solution

The fourth proportional to 183,422.20, 253,117.37 and 111,776.08 is: 154,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,422.20 : 253,117.37 = 111,776.08 : x
  2. Step 2: Convert to fraction form
    183,422.20/253,117.37 = 111,776.08/x
  3. Step 3: Cross multiply
    183,422.20x = 253,117.37 × 111,776.08
  4. Step 4: Simplify right side
    183,422.20x = 28,292,467,045.16
  5. Step 5: Solve for x
    x = 28,292,467,045.16/183,422.20
  6. Step 6: Final answer
    x = 154,247.78

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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.