Home / 53,236.48-79,910.08-39,212.32

Finding the Fourth Proportional to 53,236.48, 79,910.08 and 39,212.32

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Solution

The fourth proportional to 53,236.48, 79,910.08 and 39,212.32 is: 58,859.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236.48 : 79,910.08 = 39,212.32 : x
  2. Step 2: Convert to fraction form
    53,236.48/79,910.08 = 39,212.32/x
  3. Step 3: Cross multiply
    53,236.48x = 79,910.08 × 39,212.32
  4. Step 4: Simplify right side
    53,236.48x = 3,133,459,628.19
  5. Step 5: Solve for x
    x = 3,133,459,628.19/53,236.48
  6. Step 6: Final answer
    x = 58,859.26

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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.