Home / 178,945.37-268,221.22-73,706.93

Finding the Fourth Proportional to 178,945.37, 268,221.22 and 73,706.93

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Solution

The fourth proportional to 178,945.37, 268,221.22 and 73,706.93 is: 110,479.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,945.37 : 268,221.22 = 73,706.93 : x
  2. Step 2: Convert to fraction form
    178,945.37/268,221.22 = 73,706.93/x
  3. Step 3: Cross multiply
    178,945.37x = 268,221.22 × 73,706.93
  4. Step 4: Simplify right side
    178,945.37x = 19,769,762,582.11
  5. Step 5: Solve for x
    x = 19,769,762,582.11/178,945.37
  6. Step 6: Final answer
    x = 110,479.32

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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.