Home / 52,999.56-73,140.66-29,128.50

Finding the Fourth Proportional to 52,999.56, 73,140.66 and 29,128.50

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Solution

The fourth proportional to 52,999.56, 73,140.66 and 29,128.50 is: 40,198.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.56 : 73,140.66 = 29,128.50 : x
  2. Step 2: Convert to fraction form
    52,999.56/73,140.66 = 29,128.50/x
  3. Step 3: Cross multiply
    52,999.56x = 73,140.66 × 29,128.50
  4. Step 4: Simplify right side
    52,999.56x = 2,130,477,714.81
  5. Step 5: Solve for x
    x = 2,130,477,714.81/52,999.56
  6. Step 6: Final answer
    x = 40,198.03

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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.