Home / 277,034.82-382,271.22-156,181.20

Finding the Fourth Proportional to 277,034.82, 382,271.22 and 156,181.20

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Solution

The fourth proportional to 277,034.82, 382,271.22 and 156,181.20 is: 215,509.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,034.82 : 382,271.22 = 156,181.20 : x
  2. Step 2: Convert to fraction form
    277,034.82/382,271.22 = 156,181.20/x
  3. Step 3: Cross multiply
    277,034.82x = 382,271.22 × 156,181.20
  4. Step 4: Simplify right side
    277,034.82x = 59,703,577,865.06
  5. Step 5: Solve for x
    x = 59,703,577,865.06/277,034.82
  6. Step 6: Final answer
    x = 215,509.29

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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.