Home / 77,684.64-116,429.16-33,258.84

Finding the Fourth Proportional to 77,684.64, 116,429.16 and 33,258.84

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Solution

The fourth proportional to 77,684.64, 116,429.16 and 33,258.84 is: 49,846.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,684.64 : 116,429.16 = 33,258.84 : x
  2. Step 2: Convert to fraction form
    77,684.64/116,429.16 = 33,258.84/x
  3. Step 3: Cross multiply
    77,684.64x = 116,429.16 × 33,258.84
  4. Step 4: Simplify right side
    77,684.64x = 3,872,298,803.77
  5. Step 5: Solve for x
    x = 3,872,298,803.77/77,684.64
  6. Step 6: Final answer
    x = 49,846.39

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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.