Home / 76,383.37-114,547.68-26,450.05

Finding the Fourth Proportional to 76,383.37, 114,547.68 and 26,450.05

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Solution

The fourth proportional to 76,383.37, 114,547.68 and 26,450.05 is: 39,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,383.37 : 114,547.68 = 26,450.05 : x
  2. Step 2: Convert to fraction form
    76,383.37/114,547.68 = 26,450.05/x
  3. Step 3: Cross multiply
    76,383.37x = 114,547.68 × 26,450.05
  4. Step 4: Simplify right side
    76,383.37x = 3,029,791,863.38
  5. Step 5: Solve for x
    x = 3,029,791,863.38/76,383.37
  6. Step 6: Final answer
    x = 39,665.60

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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.