Home / 51,041.98-70,440.29-28,383.27

Finding the Fourth Proportional to 51,041.98, 70,440.29 and 28,383.27

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Solution

The fourth proportional to 51,041.98, 70,440.29 and 28,383.27 is: 39,170.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,041.98 : 70,440.29 = 28,383.27 : x
  2. Step 2: Convert to fraction form
    51,041.98/70,440.29 = 28,383.27/x
  3. Step 3: Cross multiply
    51,041.98x = 70,440.29 × 28,383.27
  4. Step 4: Simplify right side
    51,041.98x = 1,999,325,769.95
  5. Step 5: Solve for x
    x = 1,999,325,769.95/51,041.98
  6. Step 6: Final answer
    x = 39,170.22

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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.