Home / 193,050.24-289,657.80-99,621.60

Finding the Fourth Proportional to 193,050.24, 289,657.80 and 99,621.60

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Solution

The fourth proportional to 193,050.24, 289,657.80 and 99,621.60 is: 149,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,050.24 : 289,657.80 = 99,621.60 : x
  2. Step 2: Convert to fraction form
    193,050.24/289,657.80 = 99,621.60/x
  3. Step 3: Cross multiply
    193,050.24x = 289,657.80 × 99,621.60
  4. Step 4: Simplify right side
    193,050.24x = 28,856,173,488.48
  5. Step 5: Solve for x
    x = 28,856,173,488.48/193,050.24
  6. Step 6: Final answer
    x = 149,474.94

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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.