Home / 43,416.25-65,123.66-13,833.68

Finding the Fourth Proportional to 43,416.25, 65,123.66 and 13,833.68

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Solution

The fourth proportional to 43,416.25, 65,123.66 and 13,833.68 is: 20,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,416.25 : 65,123.66 = 13,833.68 : x
  2. Step 2: Convert to fraction form
    43,416.25/65,123.66 = 13,833.68/x
  3. Step 3: Cross multiply
    43,416.25x = 65,123.66 × 13,833.68
  4. Step 4: Simplify right side
    43,416.25x = 900,900,070.26
  5. Step 5: Solve for x
    x = 900,900,070.26/43,416.25
  6. Step 6: Final answer
    x = 20,750.30

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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.