Home / 115,589.37-173,434.14-40,762.98

Finding the Fourth Proportional to 115,589.37, 173,434.14 and 40,762.98

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Solution

The fourth proportional to 115,589.37, 173,434.14 and 40,762.98 is: 61,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,589.37 : 173,434.14 = 40,762.98 : x
  2. Step 2: Convert to fraction form
    115,589.37/173,434.14 = 40,762.98/x
  3. Step 3: Cross multiply
    115,589.37x = 173,434.14 × 40,762.98
  4. Step 4: Simplify right side
    115,589.37x = 7,069,692,380.14
  5. Step 5: Solve for x
    x = 7,069,692,380.14/115,589.37
  6. Step 6: Final answer
    x = 61,162.13

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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.