Home / 70,380.26-97,124.77-38,550.29

Finding the Fourth Proportional to 70,380.26, 97,124.77 and 38,550.29

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Solution

The fourth proportional to 70,380.26, 97,124.77 and 38,550.29 is: 53,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,380.26 : 97,124.77 = 38,550.29 : x
  2. Step 2: Convert to fraction form
    70,380.26/97,124.77 = 38,550.29/x
  3. Step 3: Cross multiply
    70,380.26x = 97,124.77 × 38,550.29
  4. Step 4: Simplify right side
    70,380.26x = 3,744,188,196.12
  5. Step 5: Solve for x
    x = 3,744,188,196.12/70,380.26
  6. Step 6: Final answer
    x = 53,199.41

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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.