Home / 103,699.44-155,548.14-47,523.60

Finding the Fourth Proportional to 103,699.44, 155,548.14 and 47,523.60

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Solution

The fourth proportional to 103,699.44, 155,548.14 and 47,523.60 is: 71,284.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,699.44 : 155,548.14 = 47,523.60 : x
  2. Step 2: Convert to fraction form
    103,699.44/155,548.14 = 47,523.60/x
  3. Step 3: Cross multiply
    103,699.44x = 155,548.14 × 47,523.60
  4. Step 4: Simplify right side
    103,699.44x = 7,392,207,586.10
  5. Step 5: Solve for x
    x = 7,392,207,586.10/103,699.44
  6. Step 6: Final answer
    x = 71,284.93

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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.