Home / 43,410.24-65,112.48-25,988.16

Finding the Fourth Proportional to 43,410.24, 65,112.48 and 25,988.16

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Solution

The fourth proportional to 43,410.24, 65,112.48 and 25,988.16 is: 38,980.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,410.24 : 65,112.48 = 25,988.16 : x
  2. Step 2: Convert to fraction form
    43,410.24/65,112.48 = 25,988.16/x
  3. Step 3: Cross multiply
    43,410.24x = 65,112.48 × 25,988.16
  4. Step 4: Simplify right side
    43,410.24x = 1,692,153,548.24
  5. Step 5: Solve for x
    x = 1,692,153,548.24/43,410.24
  6. Step 6: Final answer
    x = 38,980.52

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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.