Home / 82,896.02-124,240.03-35,455.43

Finding the Fourth Proportional to 82,896.02, 124,240.03 and 35,455.43

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Solution

The fourth proportional to 82,896.02, 124,240.03 and 35,455.43 is: 53,138.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,896.02 : 124,240.03 = 35,455.43 : x
  2. Step 2: Convert to fraction form
    82,896.02/124,240.03 = 35,455.43/x
  3. Step 3: Cross multiply
    82,896.02x = 124,240.03 × 35,455.43
  4. Step 4: Simplify right side
    82,896.02x = 4,404,984,307.90
  5. Step 5: Solve for x
    x = 4,404,984,307.90/82,896.02
  6. Step 6: Final answer
    x = 53,138.67

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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.