Home / 114,821.12-171,798.86-103,166.84

Finding the Fourth Proportional to 114,821.12, 171,798.86 and 103,166.84

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Solution

The fourth proportional to 114,821.12, 171,798.86 and 103,166.84 is: 154,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,821.12 : 171,798.86 = 103,166.84 : x
  2. Step 2: Convert to fraction form
    114,821.12/171,798.86 = 103,166.84/x
  3. Step 3: Cross multiply
    114,821.12x = 171,798.86 × 103,166.84
  4. Step 4: Simplify right side
    114,821.12x = 17,723,945,501.80
  5. Step 5: Solve for x
    x = 17,723,945,501.80/114,821.12
  6. Step 6: Final answer
    x = 154,361.37

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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.