Home / 113,145.44-169,740.01-43,019.30

Finding the Fourth Proportional to 113,145.44, 169,740.01 and 43,019.30

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Solution

The fourth proportional to 113,145.44, 169,740.01 and 43,019.30 is: 64,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,145.44 : 169,740.01 = 43,019.30 : x
  2. Step 2: Convert to fraction form
    113,145.44/169,740.01 = 43,019.30/x
  3. Step 3: Cross multiply
    113,145.44x = 169,740.01 × 43,019.30
  4. Step 4: Simplify right side
    113,145.44x = 7,302,096,412.19
  5. Step 5: Solve for x
    x = 7,302,096,412.19/113,145.44
  6. Step 6: Final answer
    x = 64,537.26

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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.