Home / 177,431.08-244,846.32-100,943

Finding the Fourth Proportional to 177,431.08, 244,846.32 and 100,943

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Solution

The fourth proportional to 177,431.08, 244,846.32 and 100,943 is: 139,296.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,431.08 : 244,846.32 = 100,943 : x
  2. Step 2: Convert to fraction form
    177,431.08/244,846.32 = 100,943/x
  3. Step 3: Cross multiply
    177,431.08x = 244,846.32 × 100,943
  4. Step 4: Simplify right side
    177,431.08x = 24,715,522,079.76
  5. Step 5: Solve for x
    x = 24,715,522,079.76/177,431.08
  6. Step 6: Final answer
    x = 139,296.46

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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.