Home / 81,924.76-113,056.41-46,115.32

Finding the Fourth Proportional to 81,924.76, 113,056.41 and 46,115.32

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Solution

The fourth proportional to 81,924.76, 113,056.41 and 46,115.32 is: 63,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,924.76 : 113,056.41 = 46,115.32 : x
  2. Step 2: Convert to fraction form
    81,924.76/113,056.41 = 46,115.32/x
  3. Step 3: Cross multiply
    81,924.76x = 113,056.41 × 46,115.32
  4. Step 4: Simplify right side
    81,924.76x = 5,213,632,525.20
  5. Step 5: Solve for x
    x = 5,213,632,525.20/81,924.76
  6. Step 6: Final answer
    x = 63,639.28

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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.