Home / 193,324.40-289,986.60-162,220.40

Finding the Fourth Proportional to 193,324.40, 289,986.60 and 162,220.40

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Solution

The fourth proportional to 193,324.40, 289,986.60 and 162,220.40 is: 243,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,324.40 : 289,986.60 = 162,220.40 : x
  2. Step 2: Convert to fraction form
    193,324.40/289,986.60 = 162,220.40/x
  3. Step 3: Cross multiply
    193,324.40x = 289,986.60 × 162,220.40
  4. Step 4: Simplify right side
    193,324.40x = 47,041,742,246.64
  5. Step 5: Solve for x
    x = 47,041,742,246.64/193,324.40
  6. Step 6: Final answer
    x = 243,330.60

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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.