Home / 49,348.08-74,022.12-28,560.24

Finding the Fourth Proportional to 49,348.08, 74,022.12 and 28,560.24

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Solution

The fourth proportional to 49,348.08, 74,022.12 and 28,560.24 is: 42,840.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,348.08 : 74,022.12 = 28,560.24 : x
  2. Step 2: Convert to fraction form
    49,348.08/74,022.12 = 28,560.24/x
  3. Step 3: Cross multiply
    49,348.08x = 74,022.12 × 28,560.24
  4. Step 4: Simplify right side
    49,348.08x = 2,114,089,512.51
  5. Step 5: Solve for x
    x = 2,114,089,512.51/49,348.08
  6. Step 6: Final answer
    x = 42,840.36

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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.