Home / 90,483.55-124,867.46-50,197.32

Finding the Fourth Proportional to 90,483.55, 124,867.46 and 50,197.32

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Solution

The fourth proportional to 90,483.55, 124,867.46 and 50,197.32 is: 69,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,483.55 : 124,867.46 = 50,197.32 : x
  2. Step 2: Convert to fraction form
    90,483.55/124,867.46 = 50,197.32/x
  3. Step 3: Cross multiply
    90,483.55x = 124,867.46 × 50,197.32
  4. Step 4: Simplify right side
    90,483.55x = 6,268,011,596.22
  5. Step 5: Solve for x
    x = 6,268,011,596.22/90,483.55
  6. Step 6: Final answer
    x = 69,272.39

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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.