Home / 70,093.71-96,725.94-39,876.18

Finding the Fourth Proportional to 70,093.71, 96,725.94 and 39,876.18

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Solution

The fourth proportional to 70,093.71, 96,725.94 and 39,876.18 is: 55,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,093.71 : 96,725.94 = 39,876.18 : x
  2. Step 2: Convert to fraction form
    70,093.71/96,725.94 = 39,876.18/x
  3. Step 3: Cross multiply
    70,093.71x = 96,725.94 × 39,876.18
  4. Step 4: Simplify right side
    70,093.71x = 3,857,060,994.11
  5. Step 5: Solve for x
    x = 3,857,060,994.11/70,093.71
  6. Step 6: Final answer
    x = 55,027.21

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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.