Home / 76,769.36-105,942.47-44,938.92

Finding the Fourth Proportional to 76,769.36, 105,942.47 and 44,938.92

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Solution

The fourth proportional to 76,769.36, 105,942.47 and 44,938.92 is: 62,016.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,769.36 : 105,942.47 = 44,938.92 : x
  2. Step 2: Convert to fraction form
    76,769.36/105,942.47 = 44,938.92/x
  3. Step 3: Cross multiply
    76,769.36x = 105,942.47 × 44,938.92
  4. Step 4: Simplify right side
    76,769.36x = 4,760,939,959.24
  5. Step 5: Solve for x
    x = 4,760,939,959.24/76,769.36
  6. Step 6: Final answer
    x = 62,016.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.