Home / 103,683.06-155,444.67-33,543.54

Finding the Fourth Proportional to 103,683.06, 155,444.67 and 33,543.54

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Solution

The fourth proportional to 103,683.06, 155,444.67 and 33,543.54 is: 50,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,683.06 : 155,444.67 = 33,543.54 : x
  2. Step 2: Convert to fraction form
    103,683.06/155,444.67 = 33,543.54/x
  3. Step 3: Cross multiply
    103,683.06x = 155,444.67 × 33,543.54
  4. Step 4: Simplify right side
    103,683.06x = 5,214,164,505.93
  5. Step 5: Solve for x
    x = 5,214,164,505.93/103,683.06
  6. Step 6: Final answer
    x = 50,289.45

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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.