Home / 277,547.21-383,022.12-170,176.43

Finding the Fourth Proportional to 277,547.21, 383,022.12 and 170,176.43

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Solution

The fourth proportional to 277,547.21, 383,022.12 and 170,176.43 is: 234,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,547.21 : 383,022.12 = 170,176.43 : x
  2. Step 2: Convert to fraction form
    277,547.21/383,022.12 = 170,176.43/x
  3. Step 3: Cross multiply
    277,547.21x = 383,022.12 × 170,176.43
  4. Step 4: Simplify right side
    277,547.21x = 65,181,336,992.63
  5. Step 5: Solve for x
    x = 65,181,336,992.63/277,547.21
  6. Step 6: Final answer
    x = 234,847.75

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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.