Home / 28,904.08-43,361.97-16,430.08

Finding the Fourth Proportional to 28,904.08, 43,361.97 and 16,430.08

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Solution

The fourth proportional to 28,904.08, 43,361.97 and 16,430.08 is: 24,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904.08 : 43,361.97 = 16,430.08 : x
  2. Step 2: Convert to fraction form
    28,904.08/43,361.97 = 16,430.08/x
  3. Step 3: Cross multiply
    28,904.08x = 43,361.97 × 16,430.08
  4. Step 4: Simplify right side
    28,904.08x = 712,440,636.06
  5. Step 5: Solve for x
    x = 712,440,636.06/28,904.08
  6. Step 6: Final answer
    x = 24,648.45

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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.