Home / 46,568.32-64,276.64-28,678.31

Finding the Fourth Proportional to 46,568.32, 64,276.64 and 28,678.31

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Solution

The fourth proportional to 46,568.32, 64,276.64 and 28,678.31 is: 39,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,568.32 : 64,276.64 = 28,678.31 : x
  2. Step 2: Convert to fraction form
    46,568.32/64,276.64 = 28,678.31/x
  3. Step 3: Cross multiply
    46,568.32x = 64,276.64 × 28,678.31
  4. Step 4: Simplify right side
    46,568.32x = 1,843,345,407.68
  5. Step 5: Solve for x
    x = 1,843,345,407.68/46,568.32
  6. Step 6: Final answer
    x = 39,583.68

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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.