Home / 114,986.26-172,480.16-40,106.13

Finding the Fourth Proportional to 114,986.26, 172,480.16 and 40,106.13

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Solution

The fourth proportional to 114,986.26, 172,480.16 and 40,106.13 is: 60,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,986.26 : 172,480.16 = 40,106.13 : x
  2. Step 2: Convert to fraction form
    114,986.26/172,480.16 = 40,106.13/x
  3. Step 3: Cross multiply
    114,986.26x = 172,480.16 × 40,106.13
  4. Step 4: Simplify right side
    114,986.26x = 6,917,510,656.45
  5. Step 5: Solve for x
    x = 6,917,510,656.45/114,986.26
  6. Step 6: Final answer
    x = 60,159.45

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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.