Home / 82,318.68-113,483.43-58,436.64

Finding the Fourth Proportional to 82,318.68, 113,483.43 and 58,436.64

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Solution

The fourth proportional to 82,318.68, 113,483.43 and 58,436.64 is: 80,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,318.68 : 113,483.43 = 58,436.64 : x
  2. Step 2: Convert to fraction form
    82,318.68/113,483.43 = 58,436.64/x
  3. Step 3: Cross multiply
    82,318.68x = 113,483.43 × 58,436.64
  4. Step 4: Simplify right side
    82,318.68x = 6,631,590,344.88
  5. Step 5: Solve for x
    x = 6,631,590,344.88/82,318.68
  6. Step 6: Final answer
    x = 80,559.97

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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.