Home / 254,219.16-381,479.40-96,580.20

Finding the Fourth Proportional to 254,219.16, 381,479.40 and 96,580.20

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Solution

The fourth proportional to 254,219.16, 381,479.40 and 96,580.20 is: 144,927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,219.16 : 381,479.40 = 96,580.20 : x
  2. Step 2: Convert to fraction form
    254,219.16/381,479.40 = 96,580.20/x
  3. Step 3: Cross multiply
    254,219.16x = 381,479.40 × 96,580.20
  4. Step 4: Simplify right side
    254,219.16x = 36,843,356,747.88
  5. Step 5: Solve for x
    x = 36,843,356,747.88/254,219.16
  6. Step 6: Final answer
    x = 144,927.54

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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.