Home / 70,623.20-105,837.60-46,863.20

Finding the Fourth Proportional to 70,623.20, 105,837.60 and 46,863.20

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Solution

The fourth proportional to 70,623.20, 105,837.60 and 46,863.20 is: 70,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,623.20 : 105,837.60 = 46,863.20 : x
  2. Step 2: Convert to fraction form
    70,623.20/105,837.60 = 46,863.20/x
  3. Step 3: Cross multiply
    70,623.20x = 105,837.60 × 46,863.20
  4. Step 4: Simplify right side
    70,623.20x = 4,959,888,616.32
  5. Step 5: Solve for x
    x = 4,959,888,616.32/70,623.20
  6. Step 6: Final answer
    x = 70,230.30

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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.