Home / 193,059.24-289,671.30-99,630.60

Finding the Fourth Proportional to 193,059.24, 289,671.30 and 99,630.60

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Solution

The fourth proportional to 193,059.24, 289,671.30 and 99,630.60 is: 149,488.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,059.24 : 289,671.30 = 99,630.60 : x
  2. Step 2: Convert to fraction form
    193,059.24/289,671.30 = 99,630.60/x
  3. Step 3: Cross multiply
    193,059.24x = 289,671.30 × 99,630.60
  4. Step 4: Simplify right side
    193,059.24x = 28,860,125,421.78
  5. Step 5: Solve for x
    x = 28,860,125,421.78/193,059.24
  6. Step 6: Final answer
    x = 149,488.44

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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.