Home / 168,612.58-233,750.75-159,623.86

Finding the Fourth Proportional to 168,612.58, 233,750.75 and 159,623.86

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Solution

The fourth proportional to 168,612.58, 233,750.75 and 159,623.86 is: 221,289.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,612.58 : 233,750.75 = 159,623.86 : x
  2. Step 2: Convert to fraction form
    168,612.58/233,750.75 = 159,623.86/x
  3. Step 3: Cross multiply
    168,612.58x = 233,750.75 × 159,623.86
  4. Step 4: Simplify right side
    168,612.58x = 37,312,196,992.90
  5. Step 5: Solve for x
    x = 37,312,196,992.90/168,612.58
  6. Step 6: Final answer
    x = 221,289.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.