Home / 74,455.70-111,683.55-44,858.30

Finding the Fourth Proportional to 74,455.70, 111,683.55 and 44,858.30

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Solution

The fourth proportional to 74,455.70, 111,683.55 and 44,858.30 is: 67,287.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,455.70 : 111,683.55 = 44,858.30 : x
  2. Step 2: Convert to fraction form
    74,455.70/111,683.55 = 44,858.30/x
  3. Step 3: Cross multiply
    74,455.70x = 111,683.55 × 44,858.30
  4. Step 4: Simplify right side
    74,455.70x = 5,009,934,190.97
  5. Step 5: Solve for x
    x = 5,009,934,190.97/74,455.70
  6. Step 6: Final answer
    x = 67,287.45

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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.