Home / 118,847.04-178,150.42-74,504.88

Finding the Fourth Proportional to 118,847.04, 178,150.42 and 74,504.88

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Solution

The fourth proportional to 118,847.04, 178,150.42 and 74,504.88 is: 111,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,847.04 : 178,150.42 = 74,504.88 : x
  2. Step 2: Convert to fraction form
    118,847.04/178,150.42 = 74,504.88/x
  3. Step 3: Cross multiply
    118,847.04x = 178,150.42 × 74,504.88
  4. Step 4: Simplify right side
    118,847.04x = 13,273,075,664.05
  5. Step 5: Solve for x
    x = 13,273,075,664.05/118,847.04
  6. Step 6: Final answer
    x = 111,682.00

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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.