Home / 76,950.18-115,431.85-27,025.93

Finding the Fourth Proportional to 76,950.18, 115,431.85 and 27,025.93

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Solution

The fourth proportional to 76,950.18, 115,431.85 and 27,025.93 is: 40,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,950.18 : 115,431.85 = 27,025.93 : x
  2. Step 2: Convert to fraction form
    76,950.18/115,431.85 = 27,025.93/x
  3. Step 3: Cross multiply
    76,950.18x = 115,431.85 × 27,025.93
  4. Step 4: Simplify right side
    76,950.18x = 3,119,653,097.87
  5. Step 5: Solve for x
    x = 3,119,653,097.87/76,950.18
  6. Step 6: Final answer
    x = 40,541.21

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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.