Home / 189,224.47-283,257.12-122,531.89

Finding the Fourth Proportional to 189,224.47, 283,257.12 and 122,531.89

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Solution

The fourth proportional to 189,224.47, 283,257.12 and 122,531.89 is: 183,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,224.47 : 283,257.12 = 122,531.89 : x
  2. Step 2: Convert to fraction form
    189,224.47/283,257.12 = 122,531.89/x
  3. Step 3: Cross multiply
    189,224.47x = 283,257.12 × 122,531.89
  4. Step 4: Simplify right side
    189,224.47x = 34,708,030,269.56
  5. Step 5: Solve for x
    x = 34,708,030,269.56/189,224.47
  6. Step 6: Final answer
    x = 183,422.53

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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.