Home / 65,043.90-97,576.79-20,667.24

Finding the Fourth Proportional to 65,043.90, 97,576.79 and 20,667.24

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Solution

The fourth proportional to 65,043.90, 97,576.79 and 20,667.24 is: 31,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,043.90 : 97,576.79 = 20,667.24 : x
  2. Step 2: Convert to fraction form
    65,043.90/97,576.79 = 20,667.24/x
  3. Step 3: Cross multiply
    65,043.90x = 97,576.79 × 20,667.24
  4. Step 4: Simplify right side
    65,043.90x = 2,016,642,834.02
  5. Step 5: Solve for x
    x = 2,016,642,834.02/65,043.90
  6. Step 6: Final answer
    x = 31,004.33

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1.5x scale

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.