Home / 169,788.96-254,333.48-99,455.04

Finding the Fourth Proportional to 169,788.96, 254,333.48 and 99,455.04

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Solution

The fourth proportional to 169,788.96, 254,333.48 and 99,455.04 is: 148,977.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,788.96 : 254,333.48 = 99,455.04 : x
  2. Step 2: Convert to fraction form
    169,788.96/254,333.48 = 99,455.04/x
  3. Step 3: Cross multiply
    169,788.96x = 254,333.48 × 99,455.04
  4. Step 4: Simplify right side
    169,788.96x = 25,294,746,426.74
  5. Step 5: Solve for x
    x = 25,294,746,426.74/169,788.96
  6. Step 6: Final answer
    x = 148,977.57

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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.