Home / 58,183.56-80,340.66-47,430.12

Finding the Fourth Proportional to 58,183.56, 80,340.66 and 47,430.12

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Solution

The fourth proportional to 58,183.56, 80,340.66 and 47,430.12 is: 65,492.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,183.56 : 80,340.66 = 47,430.12 : x
  2. Step 2: Convert to fraction form
    58,183.56/80,340.66 = 47,430.12/x
  3. Step 3: Cross multiply
    58,183.56x = 80,340.66 × 47,430.12
  4. Step 4: Simplify right side
    58,183.56x = 3,810,567,144.68
  5. Step 5: Solve for x
    x = 3,810,567,144.68/58,183.56
  6. Step 6: Final answer
    x = 65,492.16

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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.