Home / 43,561.40-65,276.56-32,415.80

Finding the Fourth Proportional to 43,561.40, 65,276.56 and 32,415.80

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Solution

The fourth proportional to 43,561.40, 65,276.56 and 32,415.80 is: 48,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,561.40 : 65,276.56 = 32,415.80 : x
  2. Step 2: Convert to fraction form
    43,561.40/65,276.56 = 32,415.80/x
  3. Step 3: Cross multiply
    43,561.40x = 65,276.56 × 32,415.80
  4. Step 4: Simplify right side
    43,561.40x = 2,115,991,913.65
  5. Step 5: Solve for x
    x = 2,115,991,913.65/43,561.40
  6. Step 6: Final answer
    x = 48,574.93

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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.