Home / 115,730.16-173,609.21-40,834.92

Finding the Fourth Proportional to 115,730.16, 173,609.21 and 40,834.92

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Solution

The fourth proportional to 115,730.16, 173,609.21 and 40,834.92 is: 61,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,730.16 : 173,609.21 = 40,834.92 : x
  2. Step 2: Convert to fraction form
    115,730.16/173,609.21 = 40,834.92/x
  3. Step 3: Cross multiply
    115,730.16x = 173,609.21 × 40,834.92
  4. Step 4: Simplify right side
    115,730.16x = 7,089,318,201.61
  5. Step 5: Solve for x
    x = 7,089,318,201.61/115,730.16
  6. Step 6: Final answer
    x = 61,257.31

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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.