Home / 93,568.40-140,352.60-31,238.90

Finding the Fourth Proportional to 93,568.40, 140,352.60 and 31,238.90

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Solution

The fourth proportional to 93,568.40, 140,352.60 and 31,238.90 is: 46,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,568.40 : 140,352.60 = 31,238.90 : x
  2. Step 2: Convert to fraction form
    93,568.40/140,352.60 = 31,238.90/x
  3. Step 3: Cross multiply
    93,568.40x = 140,352.60 × 31,238.90
  4. Step 4: Simplify right side
    93,568.40x = 4,384,460,836.14
  5. Step 5: Solve for x
    x = 4,384,460,836.14/93,568.40
  6. Step 6: Final answer
    x = 46,858.35

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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.