Home / 69,072.90-103,548.60-46,814.10

Finding the Fourth Proportional to 69,072.90, 103,548.60 and 46,814.10

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Solution

The fourth proportional to 69,072.90, 103,548.60 and 46,814.10 is: 70,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,072.90 : 103,548.60 = 46,814.10 : x
  2. Step 2: Convert to fraction form
    69,072.90/103,548.60 = 46,814.10/x
  3. Step 3: Cross multiply
    69,072.90x = 103,548.60 × 46,814.10
  4. Step 4: Simplify right side
    69,072.90x = 4,847,534,515.26
  5. Step 5: Solve for x
    x = 4,847,534,515.26/69,072.90
  6. Step 6: Final answer
    x = 70,179.98

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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.