Home / 187,748.64-259,048.26-111,254.58

Finding the Fourth Proportional to 187,748.64, 259,048.26 and 111,254.58

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Solution

The fourth proportional to 187,748.64, 259,048.26 and 111,254.58 is: 153,504.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,748.64 : 259,048.26 = 111,254.58 : x
  2. Step 2: Convert to fraction form
    187,748.64/259,048.26 = 111,254.58/x
  3. Step 3: Cross multiply
    187,748.64x = 259,048.26 × 111,254.58
  4. Step 4: Simplify right side
    187,748.64x = 28,820,305,366.03
  5. Step 5: Solve for x
    x = 28,820,305,366.03/187,748.64
  6. Step 6: Final answer
    x = 153,504.74

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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.