Home / 183,711.42-253,536.40-103,144.23

Finding the Fourth Proportional to 183,711.42, 253,536.40 and 103,144.23

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Solution

The fourth proportional to 183,711.42, 253,536.40 and 103,144.23 is: 142,347.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,711.42 : 253,536.40 = 103,144.23 : x
  2. Step 2: Convert to fraction form
    183,711.42/253,536.40 = 103,144.23/x
  3. Step 3: Cross multiply
    183,711.42x = 253,536.40 × 103,144.23
  4. Step 4: Simplify right side
    183,711.42x = 26,150,816,754.97
  5. Step 5: Solve for x
    x = 26,150,816,754.97/183,711.42
  6. Step 6: Final answer
    x = 142,347.26

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1.5x scale

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.