Home / 49,500.78-74,268.18-14,445.60

Finding the Fourth Proportional to 49,500.78, 74,268.18 and 14,445.60

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Solution

The fourth proportional to 49,500.78, 74,268.18 and 14,445.60 is: 21,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,500.78 : 74,268.18 = 14,445.60 : x
  2. Step 2: Convert to fraction form
    49,500.78/74,268.18 = 14,445.60/x
  3. Step 3: Cross multiply
    49,500.78x = 74,268.18 × 14,445.60
  4. Step 4: Simplify right side
    49,500.78x = 1,072,848,421.01
  5. Step 5: Solve for x
    x = 1,072,848,421.01/49,500.78
  6. Step 6: Final answer
    x = 21,673.36

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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.