Home / 148,099.20-204,382.32-84,436.32

Finding the Fourth Proportional to 148,099.20, 204,382.32 and 84,436.32

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Solution

The fourth proportional to 148,099.20, 204,382.32 and 84,436.32 is: 116,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,099.20 : 204,382.32 = 84,436.32 : x
  2. Step 2: Convert to fraction form
    148,099.20/204,382.32 = 84,436.32/x
  3. Step 3: Cross multiply
    148,099.20x = 204,382.32 × 84,436.32
  4. Step 4: Simplify right side
    148,099.20x = 17,257,290,973.86
  5. Step 5: Solve for x
    x = 17,257,290,973.86/148,099.20
  6. Step 6: Final answer
    x = 116,525.21

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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.