Home / 49,758.40-74,650.80-14,701.60

Finding the Fourth Proportional to 49,758.40, 74,650.80 and 14,701.60

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Solution

The fourth proportional to 49,758.40, 74,650.80 and 14,701.60 is: 22,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,758.40 : 74,650.80 = 14,701.60 : x
  2. Step 2: Convert to fraction form
    49,758.40/74,650.80 = 14,701.60/x
  3. Step 3: Cross multiply
    49,758.40x = 74,650.80 × 14,701.60
  4. Step 4: Simplify right side
    49,758.40x = 1,097,486,201.28
  5. Step 5: Solve for x
    x = 1,097,486,201.28/49,758.40
  6. Step 6: Final answer
    x = 22,056.30

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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.