Home / 188,827.04-260,584.64-102,788.49

Finding the Fourth Proportional to 188,827.04, 260,584.64 and 102,788.49

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Solution

The fourth proportional to 188,827.04, 260,584.64 and 102,788.49 is: 141,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,827.04 : 260,584.64 = 102,788.49 : x
  2. Step 2: Convert to fraction form
    188,827.04/260,584.64 = 102,788.49/x
  3. Step 3: Cross multiply
    188,827.04x = 260,584.64 × 102,788.49
  4. Step 4: Simplify right side
    188,827.04x = 26,785,101,637.45
  5. Step 5: Solve for x
    x = 26,785,101,637.45/188,827.04
  6. Step 6: Final answer
    x = 141,849.93

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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.