Home / 79,369.23-119,056.59-39,904.83

Finding the Fourth Proportional to 79,369.23, 119,056.59 and 39,904.83

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Solution

The fourth proportional to 79,369.23, 119,056.59 and 39,904.83 is: 59,858.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,369.23 : 119,056.59 = 39,904.83 : x
  2. Step 2: Convert to fraction form
    79,369.23/119,056.59 = 39,904.83/x
  3. Step 3: Cross multiply
    79,369.23x = 119,056.59 × 39,904.83
  4. Step 4: Simplify right side
    79,369.23x = 4,750,932,984.33
  5. Step 5: Solve for x
    x = 4,750,932,984.33/79,369.23
  6. Step 6: Final answer
    x = 59,858.63

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1.5x scale

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.