Home / 52,958.90-79,438.29-13,516.02

Finding the Fourth Proportional to 52,958.90, 79,438.29 and 13,516.02

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Solution

The fourth proportional to 52,958.90, 79,438.29 and 13,516.02 is: 20,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,958.90 : 79,438.29 = 13,516.02 : x
  2. Step 2: Convert to fraction form
    52,958.90/79,438.29 = 13,516.02/x
  3. Step 3: Cross multiply
    52,958.90x = 79,438.29 × 13,516.02
  4. Step 4: Simplify right side
    52,958.90x = 1,073,689,516.41
  5. Step 5: Solve for x
    x = 1,073,689,516.41/52,958.90
  6. Step 6: Final answer
    x = 20,274.01

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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.