Home / 53,183.66-73,394.25-30,526.34

Finding the Fourth Proportional to 53,183.66, 73,394.25 and 30,526.34

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Solution

The fourth proportional to 53,183.66, 73,394.25 and 30,526.34 is: 42,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,183.66 : 73,394.25 = 30,526.34 : x
  2. Step 2: Convert to fraction form
    53,183.66/73,394.25 = 30,526.34/x
  3. Step 3: Cross multiply
    53,183.66x = 73,394.25 × 30,526.34
  4. Step 4: Simplify right side
    53,183.66x = 2,240,457,829.55
  5. Step 5: Solve for x
    x = 2,240,457,829.55/53,183.66
  6. Step 6: Final answer
    x = 42,126.81

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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.