Home / 118,743.40-178,115.10-29,997.16

Finding the Fourth Proportional to 118,743.40, 178,115.10 and 29,997.16

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Solution

The fourth proportional to 118,743.40, 178,115.10 and 29,997.16 is: 44,995.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,743.40 : 178,115.10 = 29,997.16 : x
  2. Step 2: Convert to fraction form
    118,743.40/178,115.10 = 29,997.16/x
  3. Step 3: Cross multiply
    118,743.40x = 178,115.10 × 29,997.16
  4. Step 4: Simplify right side
    118,743.40x = 5,342,947,153.12
  5. Step 5: Solve for x
    x = 5,342,947,153.12/118,743.40
  6. Step 6: Final answer
    x = 44,995.74

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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.