Home / 75,966.07-104,827.78-41,974.18

Finding the Fourth Proportional to 75,966.07, 104,827.78 and 41,974.18

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Solution

The fourth proportional to 75,966.07, 104,827.78 and 41,974.18 is: 57,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,966.07 : 104,827.78 = 41,974.18 : x
  2. Step 2: Convert to fraction form
    75,966.07/104,827.78 = 41,974.18/x
  3. Step 3: Cross multiply
    75,966.07x = 104,827.78 × 41,974.18
  4. Step 4: Simplify right side
    75,966.07x = 4,400,060,106.72
  5. Step 5: Solve for x
    x = 4,400,060,106.72/75,966.07
  6. Step 6: Final answer
    x = 57,921.39

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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.