Home / 80,567.37-111,165.08-48,735.60

Finding the Fourth Proportional to 80,567.37, 111,165.08 and 48,735.60

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Solution

The fourth proportional to 80,567.37, 111,165.08 and 48,735.60 is: 67,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,567.37 : 111,165.08 = 48,735.60 : x
  2. Step 2: Convert to fraction form
    80,567.37/111,165.08 = 48,735.60/x
  3. Step 3: Cross multiply
    80,567.37x = 111,165.08 × 48,735.60
  4. Step 4: Simplify right side
    80,567.37x = 5,417,696,629.17
  5. Step 5: Solve for x
    x = 5,417,696,629.17/80,567.37
  6. Step 6: Final answer
    x = 67,244.30

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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.