Home / 105,211.14-157,817.30-35,090.25

Finding the Fourth Proportional to 105,211.14, 157,817.30 and 35,090.25

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Solution

The fourth proportional to 105,211.14, 157,817.30 and 35,090.25 is: 52,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,211.14 : 157,817.30 = 35,090.25 : x
  2. Step 2: Convert to fraction form
    105,211.14/157,817.30 = 35,090.25/x
  3. Step 3: Cross multiply
    105,211.14x = 157,817.30 × 35,090.25
  4. Step 4: Simplify right side
    105,211.14x = 5,537,848,511.33
  5. Step 5: Solve for x
    x = 5,537,848,511.33/105,211.14
  6. Step 6: Final answer
    x = 52,635.57

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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.