Home / 148,245.58-204,612.52-115,916.24

Finding the Fourth Proportional to 148,245.58, 204,612.52 and 115,916.24

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Solution

The fourth proportional to 148,245.58, 204,612.52 and 115,916.24 is: 159,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,245.58 : 204,612.52 = 115,916.24 : x
  2. Step 2: Convert to fraction form
    148,245.58/204,612.52 = 115,916.24/x
  3. Step 3: Cross multiply
    148,245.58x = 204,612.52 × 115,916.24
  4. Step 4: Simplify right side
    148,245.58x = 23,717,913,975.32
  5. Step 5: Solve for x
    x = 23,717,913,975.32/148,245.58
  6. Step 6: Final answer
    x = 159,990.70

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1.5x scale

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.