Home / 89,069.54-122,885.45-50,801.45

Finding the Fourth Proportional to 89,069.54, 122,885.45 and 50,801.45

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Solution

The fourth proportional to 89,069.54, 122,885.45 and 50,801.45 is: 70,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,069.54 : 122,885.45 = 50,801.45 : x
  2. Step 2: Convert to fraction form
    89,069.54/122,885.45 = 50,801.45/x
  3. Step 3: Cross multiply
    89,069.54x = 122,885.45 × 50,801.45
  4. Step 4: Simplify right side
    89,069.54x = 6,242,758,651.73
  5. Step 5: Solve for x
    x = 6,242,758,651.73/89,069.54
  6. Step 6: Final answer
    x = 70,088.59

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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.