Home / 104,930.16-157,441.71-54,998.38

Finding the Fourth Proportional to 104,930.16, 157,441.71 and 54,998.38

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Solution

The fourth proportional to 104,930.16, 157,441.71 and 54,998.38 is: 82,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,930.16 : 157,441.71 = 54,998.38 : x
  2. Step 2: Convert to fraction form
    104,930.16/157,441.71 = 54,998.38/x
  3. Step 3: Cross multiply
    104,930.16x = 157,441.71 × 54,998.38
  4. Step 4: Simplify right side
    104,930.16x = 8,659,038,719.44
  5. Step 5: Solve for x
    x = 8,659,038,719.44/104,930.16
  6. Step 6: Final answer
    x = 82,521.93

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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.