Home / 96,970.98-133,787.79-79,035.18

Finding the Fourth Proportional to 96,970.98, 133,787.79 and 79,035.18

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Solution

The fourth proportional to 96,970.98, 133,787.79 and 79,035.18 is: 109,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,970.98 : 133,787.79 = 79,035.18 : x
  2. Step 2: Convert to fraction form
    96,970.98/133,787.79 = 79,035.18/x
  3. Step 3: Cross multiply
    96,970.98x = 133,787.79 × 79,035.18
  4. Step 4: Simplify right side
    96,970.98x = 10,573,942,064.45
  5. Step 5: Solve for x
    x = 10,573,942,064.45/96,970.98
  6. Step 6: Final answer
    x = 109,042.33

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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.