Home / 53,611.36-73,977.30-29,732.20

Finding the Fourth Proportional to 53,611.36, 73,977.30 and 29,732.20

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Solution

The fourth proportional to 53,611.36, 73,977.30 and 29,732.20 is: 41,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,611.36 : 73,977.30 = 29,732.20 : x
  2. Step 2: Convert to fraction form
    53,611.36/73,977.30 = 29,732.20/x
  3. Step 3: Cross multiply
    53,611.36x = 73,977.30 × 29,732.20
  4. Step 4: Simplify right side
    53,611.36x = 2,199,507,879.06
  5. Step 5: Solve for x
    x = 2,199,507,879.06/53,611.36
  6. Step 6: Final answer
    x = 41,026.90

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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.