Home / 193,046.34-289,175.31-99,355.26

Finding the Fourth Proportional to 193,046.34, 289,175.31 and 99,355.26

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Solution

The fourth proportional to 193,046.34, 289,175.31 and 99,355.26 is: 148,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,046.34 : 289,175.31 = 99,355.26 : x
  2. Step 2: Convert to fraction form
    193,046.34/289,175.31 = 99,355.26/x
  3. Step 3: Cross multiply
    193,046.34x = 289,175.31 × 99,355.26
  4. Step 4: Simplify right side
    193,046.34x = 28,731,088,110.63
  5. Step 5: Solve for x
    x = 28,731,088,110.63/193,046.34
  6. Step 6: Final answer
    x = 148,830.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.