Home / 187,467.64-258,705.36-102,584.71

Finding the Fourth Proportional to 187,467.64, 258,705.36 and 102,584.71

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Solution

The fourth proportional to 187,467.64, 258,705.36 and 102,584.71 is: 141,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,467.64 : 258,705.36 = 102,584.71 : x
  2. Step 2: Convert to fraction form
    187,467.64/258,705.36 = 102,584.71/x
  3. Step 3: Cross multiply
    187,467.64x = 258,705.36 × 102,584.71
  4. Step 4: Simplify right side
    187,467.64x = 26,539,214,331.05
  5. Step 5: Solve for x
    x = 26,539,214,331.05/187,467.64
  6. Step 6: Final answer
    x = 141,566.91

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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.