Home / 110,163.48-152,025.75-62,420.04

Finding the Fourth Proportional to 110,163.48, 152,025.75 and 62,420.04

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Solution

The fourth proportional to 110,163.48, 152,025.75 and 62,420.04 is: 86,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,163.48 : 152,025.75 = 62,420.04 : x
  2. Step 2: Convert to fraction form
    110,163.48/152,025.75 = 62,420.04/x
  3. Step 3: Cross multiply
    110,163.48x = 152,025.75 × 62,420.04
  4. Step 4: Simplify right side
    110,163.48x = 9,489,453,396.03
  5. Step 5: Solve for x
    x = 9,489,453,396.03/110,163.48
  6. Step 6: Final answer
    x = 86,139.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.