Home / 43,051.23-64,564.29-16,749.72

Finding the Fourth Proportional to 43,051.23, 64,564.29 and 16,749.72

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Solution

The fourth proportional to 43,051.23, 64,564.29 and 16,749.72 is: 25,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,051.23 : 64,564.29 = 16,749.72 : x
  2. Step 2: Convert to fraction form
    43,051.23/64,564.29 = 16,749.72/x
  3. Step 3: Cross multiply
    43,051.23x = 64,564.29 × 16,749.72
  4. Step 4: Simplify right side
    43,051.23x = 1,081,433,779.50
  5. Step 5: Solve for x
    x = 1,081,433,779.50/43,051.23
  6. Step 6: Final answer
    x = 25,119.70

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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.