Home / 89,220.54-123,124.32-48,933.48

Finding the Fourth Proportional to 89,220.54, 123,124.32 and 48,933.48

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Solution

The fourth proportional to 89,220.54, 123,124.32 and 48,933.48 is: 67,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,220.54 : 123,124.32 = 48,933.48 : x
  2. Step 2: Convert to fraction form
    89,220.54/123,124.32 = 48,933.48/x
  3. Step 3: Cross multiply
    89,220.54x = 123,124.32 × 48,933.48
  4. Step 4: Simplify right side
    89,220.54x = 6,024,901,450.23
  5. Step 5: Solve for x
    x = 6,024,901,450.23/89,220.54
  6. Step 6: Final answer
    x = 67,528.19

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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.