Home / 103,525.04-155,144.44-47,227.88

Finding the Fourth Proportional to 103,525.04, 155,144.44 and 47,227.88

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Solution

The fourth proportional to 103,525.04, 155,144.44 and 47,227.88 is: 70,776.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,525.04 : 155,144.44 = 47,227.88 : x
  2. Step 2: Convert to fraction form
    103,525.04/155,144.44 = 47,227.88/x
  3. Step 3: Cross multiply
    103,525.04x = 155,144.44 × 47,227.88
  4. Step 4: Simplify right side
    103,525.04x = 7,327,142,994.99
  5. Step 5: Solve for x
    x = 7,327,142,994.99/103,525.04
  6. Step 6: Final answer
    x = 70,776.53

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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.