Home / 85,980.16-118,652.55-50,163.24

Finding the Fourth Proportional to 85,980.16, 118,652.55 and 50,163.24

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Solution

The fourth proportional to 85,980.16, 118,652.55 and 50,163.24 is: 69,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,980.16 : 118,652.55 = 50,163.24 : x
  2. Step 2: Convert to fraction form
    85,980.16/118,652.55 = 50,163.24/x
  3. Step 3: Cross multiply
    85,980.16x = 118,652.55 × 50,163.24
  4. Step 4: Simplify right side
    85,980.16x = 5,951,996,342.26
  5. Step 5: Solve for x
    x = 5,951,996,342.26/85,980.16
  6. Step 6: Final answer
    x = 69,225.23

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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.