Home / 50,778.78-70,075.43-29,256.63

Finding the Fourth Proportional to 50,778.78, 70,075.43 and 29,256.63

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Solution

The fourth proportional to 50,778.78, 70,075.43 and 29,256.63 is: 40,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,778.78 : 70,075.43 = 29,256.63 : x
  2. Step 2: Convert to fraction form
    50,778.78/70,075.43 = 29,256.63/x
  3. Step 3: Cross multiply
    50,778.78x = 70,075.43 × 29,256.63
  4. Step 4: Simplify right side
    50,778.78x = 2,050,170,927.60
  5. Step 5: Solve for x
    x = 2,050,170,927.60/50,778.78
  6. Step 6: Final answer
    x = 40,374.56

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1.5x scale

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.