Home / 183,860.36-253,824.18-123,747.08

Finding the Fourth Proportional to 183,860.36, 253,824.18 and 123,747.08

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Solution

The fourth proportional to 183,860.36, 253,824.18 and 123,747.08 is: 170,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,860.36 : 253,824.18 = 123,747.08 : x
  2. Step 2: Convert to fraction form
    183,860.36/253,824.18 = 123,747.08/x
  3. Step 3: Cross multiply
    183,860.36x = 253,824.18 × 123,747.08
  4. Step 4: Simplify right side
    183,860.36x = 31,410,001,108.39
  5. Step 5: Solve for x
    x = 31,410,001,108.39/183,860.36
  6. Step 6: Final answer
    x = 170,836.18

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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.