Home / 114,860.26-172,290.39-35,980.63

Finding the Fourth Proportional to 114,860.26, 172,290.39 and 35,980.63

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Solution

The fourth proportional to 114,860.26, 172,290.39 and 35,980.63 is: 53,970.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,860.26 : 172,290.39 = 35,980.63 : x
  2. Step 2: Convert to fraction form
    114,860.26/172,290.39 = 35,980.63/x
  3. Step 3: Cross multiply
    114,860.26x = 172,290.39 × 35,980.63
  4. Step 4: Simplify right side
    114,860.26x = 6,199,115,913.69
  5. Step 5: Solve for x
    x = 6,199,115,913.69/114,860.26
  6. Step 6: Final answer
    x = 53,970.94

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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.