Home / 115,756.80-173,635.20-41,875.20

Finding the Fourth Proportional to 115,756.80, 173,635.20 and 41,875.20

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Solution

The fourth proportional to 115,756.80, 173,635.20 and 41,875.20 is: 62,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,756.80 : 173,635.20 = 41,875.20 : x
  2. Step 2: Convert to fraction form
    115,756.80/173,635.20 = 41,875.20/x
  3. Step 3: Cross multiply
    115,756.80x = 173,635.20 × 41,875.20
  4. Step 4: Simplify right side
    115,756.80x = 7,271,008,727.04
  5. Step 5: Solve for x
    x = 7,271,008,727.04/115,756.80
  6. Step 6: Final answer
    x = 62,812.80

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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.