Home / 49,051.80-73,577.70-29,320.20

Finding the Fourth Proportional to 49,051.80, 73,577.70 and 29,320.20

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Solution

The fourth proportional to 49,051.80, 73,577.70 and 29,320.20 is: 43,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,051.80 : 73,577.70 = 29,320.20 : x
  2. Step 2: Convert to fraction form
    49,051.80/73,577.70 = 29,320.20/x
  3. Step 3: Cross multiply
    49,051.80x = 73,577.70 × 29,320.20
  4. Step 4: Simplify right side
    49,051.80x = 2,157,312,879.54
  5. Step 5: Solve for x
    x = 2,157,312,879.54/49,051.80
  6. Step 6: Final answer
    x = 43,980.30

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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.