Home / 43,437.60-65,157.62-15,353.69

Finding the Fourth Proportional to 43,437.60, 65,157.62 and 15,353.69

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Solution

The fourth proportional to 43,437.60, 65,157.62 and 15,353.69 is: 23,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,437.60 : 65,157.62 = 15,353.69 : x
  2. Step 2: Convert to fraction form
    43,437.60/65,157.62 = 15,353.69/x
  3. Step 3: Cross multiply
    43,437.60x = 65,157.62 × 15,353.69
  4. Step 4: Simplify right side
    43,437.60x = 1,000,409,496.06
  5. Step 5: Solve for x
    x = 1,000,409,496.06/43,437.60
  6. Step 6: Final answer
    x = 23,030.96

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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.