Home / 214,339.16-321,443.07-148,204.28

Finding the Fourth Proportional to 214,339.16, 321,443.07 and 148,204.28

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Solution

The fourth proportional to 214,339.16, 321,443.07 and 148,204.28 is: 222,261.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,339.16 : 321,443.07 = 148,204.28 : x
  2. Step 2: Convert to fraction form
    214,339.16/321,443.07 = 148,204.28/x
  3. Step 3: Cross multiply
    214,339.16x = 321,443.07 × 148,204.28
  4. Step 4: Simplify right side
    214,339.16x = 47,639,238,998.18
  5. Step 5: Solve for x
    x = 47,639,238,998.18/214,339.16
  6. Step 6: Final answer
    x = 222,261.01

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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.