Home / 118,880.49-178,318.93-28,924.05

Finding the Fourth Proportional to 118,880.49, 178,318.93 and 28,924.05

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Solution

The fourth proportional to 118,880.49, 178,318.93 and 28,924.05 is: 43,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,880.49 : 178,318.93 = 28,924.05 : x
  2. Step 2: Convert to fraction form
    118,880.49/178,318.93 = 28,924.05/x
  3. Step 3: Cross multiply
    118,880.49x = 178,318.93 × 28,924.05
  4. Step 4: Simplify right side
    118,880.49x = 5,157,705,647.27
  5. Step 5: Solve for x
    x = 5,157,705,647.27/118,880.49
  6. Step 6: Final answer
    x = 43,385.64

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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.