Home / 169,035.50-253,458.45-115,787.60

Finding the Fourth Proportional to 169,035.50, 253,458.45 and 115,787.60

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Solution

The fourth proportional to 169,035.50, 253,458.45 and 115,787.60 is: 173,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,035.50 : 253,458.45 = 115,787.60 : x
  2. Step 2: Convert to fraction form
    169,035.50/253,458.45 = 115,787.60/x
  3. Step 3: Cross multiply
    169,035.50x = 253,458.45 × 115,787.60
  4. Step 4: Simplify right side
    169,035.50x = 29,347,345,625.22
  5. Step 5: Solve for x
    x = 29,347,345,625.22/169,035.50
  6. Step 6: Final answer
    x = 173,616.46

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1.5x scale

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.