Home / 58,496.55-87,760.38-18,516.30

Finding the Fourth Proportional to 58,496.55, 87,760.38 and 18,516.30

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Solution

The fourth proportional to 58,496.55, 87,760.38 and 18,516.30 is: 27,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,496.55 : 87,760.38 = 18,516.30 : x
  2. Step 2: Convert to fraction form
    58,496.55/87,760.38 = 18,516.30/x
  3. Step 3: Cross multiply
    58,496.55x = 87,760.38 × 18,516.30
  4. Step 4: Simplify right side
    58,496.55x = 1,624,997,524.19
  5. Step 5: Solve for x
    x = 1,624,997,524.19/58,496.55
  6. Step 6: Final answer
    x = 27,779.37

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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.