Home / 187,714.81-259,065.01-107,154.44

Finding the Fourth Proportional to 187,714.81, 259,065.01 and 107,154.44

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Solution

The fourth proportional to 187,714.81, 259,065.01 and 107,154.44 is: 147,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,714.81 : 259,065.01 = 107,154.44 : x
  2. Step 2: Convert to fraction form
    187,714.81/259,065.01 = 107,154.44/x
  3. Step 3: Cross multiply
    187,714.81x = 259,065.01 × 107,154.44
  4. Step 4: Simplify right side
    187,714.81x = 27,759,966,070.14
  5. Step 5: Solve for x
    x = 27,759,966,070.14/187,714.81
  6. Step 6: Final answer
    x = 147,883.73

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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.