Home / 193,235.93-289,558.29-103,291.44

Finding the Fourth Proportional to 193,235.93, 289,558.29 and 103,291.44

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Solution

The fourth proportional to 193,235.93, 289,558.29 and 103,291.44 is: 154,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,235.93 : 289,558.29 = 103,291.44 : x
  2. Step 2: Convert to fraction form
    193,235.93/289,558.29 = 103,291.44/x
  3. Step 3: Cross multiply
    193,235.93x = 289,558.29 × 103,291.44
  4. Step 4: Simplify right side
    193,235.93x = 29,908,892,039.54
  5. Step 5: Solve for x
    x = 29,908,892,039.54/193,235.93
  6. Step 6: Final answer
    x = 154,779.15

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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.