Home / 43,406.67-65,130.26-15,347.97

Finding the Fourth Proportional to 43,406.67, 65,130.26 and 15,347.97

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Solution

The fourth proportional to 43,406.67, 65,130.26 and 15,347.97 is: 23,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,406.67 : 65,130.26 = 15,347.97 : x
  2. Step 2: Convert to fraction form
    43,406.67/65,130.26 = 15,347.97/x
  3. Step 3: Cross multiply
    43,406.67x = 65,130.26 × 15,347.97
  4. Step 4: Simplify right side
    43,406.67x = 999,617,276.57
  5. Step 5: Solve for x
    x = 999,617,276.57/43,406.67
  6. Step 6: Final answer
    x = 23,029.12

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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.