Home / 201,515.56-302,338.78-96,342.60

Finding the Fourth Proportional to 201,515.56, 302,338.78 and 96,342.60

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Solution

The fourth proportional to 201,515.56, 302,338.78 and 96,342.60 is: 144,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,515.56 : 302,338.78 = 96,342.60 : x
  2. Step 2: Convert to fraction form
    201,515.56/302,338.78 = 96,342.60/x
  3. Step 3: Cross multiply
    201,515.56x = 302,338.78 × 96,342.60
  4. Step 4: Simplify right side
    201,515.56x = 29,128,104,146.03
  5. Step 5: Solve for x
    x = 29,128,104,146.03/201,515.56
  6. Step 6: Final answer
    x = 144,545.19

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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.