Home / 79,416.08-109,594.38-43,608.38

Finding the Fourth Proportional to 79,416.08, 109,594.38 and 43,608.38

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Solution

The fourth proportional to 79,416.08, 109,594.38 and 43,608.38 is: 60,179.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,416.08 : 109,594.38 = 43,608.38 : x
  2. Step 2: Convert to fraction form
    79,416.08/109,594.38 = 43,608.38/x
  3. Step 3: Cross multiply
    79,416.08x = 109,594.38 × 43,608.38
  4. Step 4: Simplify right side
    79,416.08x = 4,779,233,368.90
  5. Step 5: Solve for x
    x = 4,779,233,368.90/79,416.08
  6. Step 6: Final answer
    x = 60,179.67

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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.