Home / 114,884.24-158,661.12-102,360.80

Finding the Fourth Proportional to 114,884.24, 158,661.12 and 102,360.80

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Solution

The fourth proportional to 114,884.24, 158,661.12 and 102,360.80 is: 141,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,884.24 : 158,661.12 = 102,360.80 : x
  2. Step 2: Convert to fraction form
    114,884.24/158,661.12 = 102,360.80/x
  3. Step 3: Cross multiply
    114,884.24x = 158,661.12 × 102,360.80
  4. Step 4: Simplify right side
    114,884.24x = 16,240,679,172.10
  5. Step 5: Solve for x
    x = 16,240,679,172.10/114,884.24
  6. Step 6: Final answer
    x = 141,365.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.