Home / 76,629.60-114,944.40-37,263.60

Finding the Fourth Proportional to 76,629.60, 114,944.40 and 37,263.60

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Solution

The fourth proportional to 76,629.60, 114,944.40 and 37,263.60 is: 55,895.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,629.60 : 114,944.40 = 37,263.60 : x
  2. Step 2: Convert to fraction form
    76,629.60/114,944.40 = 37,263.60/x
  3. Step 3: Cross multiply
    76,629.60x = 114,944.40 × 37,263.60
  4. Step 4: Simplify right side
    76,629.60x = 4,283,242,143.84
  5. Step 5: Solve for x
    x = 4,283,242,143.84/76,629.60
  6. Step 6: Final answer
    x = 55,895.40

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Similar ratio
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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.