Home / 115,835.04-173,718-40,941.36

Finding the Fourth Proportional to 115,835.04, 173,718 and 40,941.36

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Solution

The fourth proportional to 115,835.04, 173,718 and 40,941.36 is: 61,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,835.04 : 173,718 = 40,941.36 : x
  2. Step 2: Convert to fraction form
    115,835.04/173,718 = 40,941.36/x
  3. Step 3: Cross multiply
    115,835.04x = 173,718 × 40,941.36
  4. Step 4: Simplify right side
    115,835.04x = 7,112,251,176.48
  5. Step 5: Solve for x
    x = 7,112,251,176.48/115,835.04
  6. Step 6: Final answer
    x = 61,399.82

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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.