Home / 89,021.70-133,554.15-62,777.70

Finding the Fourth Proportional to 89,021.70, 133,554.15 and 62,777.70

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Solution

The fourth proportional to 89,021.70, 133,554.15 and 62,777.70 is: 94,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,021.70 : 133,554.15 = 62,777.70 : x
  2. Step 2: Convert to fraction form
    89,021.70/133,554.15 = 62,777.70/x
  3. Step 3: Cross multiply
    89,021.70x = 133,554.15 × 62,777.70
  4. Step 4: Simplify right side
    89,021.70x = 8,384,222,362.46
  5. Step 5: Solve for x
    x = 8,384,222,362.46/89,021.70
  6. Step 6: Final answer
    x = 94,181.78

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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.