Home / 70,559.07-105,795.68-29,984.75

Finding the Fourth Proportional to 70,559.07, 105,795.68 and 29,984.75

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Solution

The fourth proportional to 70,559.07, 105,795.68 and 29,984.75 is: 44,958.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,559.07 : 105,795.68 = 29,984.75 : x
  2. Step 2: Convert to fraction form
    70,559.07/105,795.68 = 29,984.75/x
  3. Step 3: Cross multiply
    70,559.07x = 105,795.68 × 29,984.75
  4. Step 4: Simplify right side
    70,559.07x = 3,172,257,130.45
  5. Step 5: Solve for x
    x = 3,172,257,130.45/70,559.07
  6. Step 6: Final answer
    x = 44,958.89

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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.