Home / 103,645.24-155,429.70-37,067.32

Finding the Fourth Proportional to 103,645.24, 155,429.70 and 37,067.32

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Solution

The fourth proportional to 103,645.24, 155,429.70 and 37,067.32 is: 55,587.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,645.24 : 155,429.70 = 37,067.32 : x
  2. Step 2: Convert to fraction form
    103,645.24/155,429.70 = 37,067.32/x
  3. Step 3: Cross multiply
    103,645.24x = 155,429.70 × 37,067.32
  4. Step 4: Simplify right side
    103,645.24x = 5,761,362,427.40
  5. Step 5: Solve for x
    x = 5,761,362,427.40/103,645.24
  6. Step 6: Final answer
    x = 55,587.33

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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.