Home / 70,947.24-97,907.16-40,734.54

Finding the Fourth Proportional to 70,947.24, 97,907.16 and 40,734.54

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Solution

The fourth proportional to 70,947.24, 97,907.16 and 40,734.54 is: 56,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,947.24 : 97,907.16 = 40,734.54 : x
  2. Step 2: Convert to fraction form
    70,947.24/97,907.16 = 40,734.54/x
  3. Step 3: Cross multiply
    70,947.24x = 97,907.16 × 40,734.54
  4. Step 4: Simplify right side
    70,947.24x = 3,988,203,125.31
  5. Step 5: Solve for x
    x = 3,988,203,125.31/70,947.24
  6. Step 6: Final answer
    x = 56,213.65

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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.