Home / 43,218.32-64,827.32-16,904.52

Finding the Fourth Proportional to 43,218.32, 64,827.32 and 16,904.52

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Solution

The fourth proportional to 43,218.32, 64,827.32 and 16,904.52 is: 25,356.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,218.32 : 64,827.32 = 16,904.52 : x
  2. Step 2: Convert to fraction form
    43,218.32/64,827.32 = 16,904.52/x
  3. Step 3: Cross multiply
    43,218.32x = 64,827.32 × 16,904.52
  4. Step 4: Simplify right side
    43,218.32x = 1,095,874,642.96
  5. Step 5: Solve for x
    x = 1,095,874,642.96/43,218.32
  6. Step 6: Final answer
    x = 25,356.72

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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.