Home / 58,588.16-87,896.10-19,145.18

Finding the Fourth Proportional to 58,588.16, 87,896.10 and 19,145.18

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Solution

The fourth proportional to 58,588.16, 87,896.10 and 19,145.18 is: 28,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,588.16 : 87,896.10 = 19,145.18 : x
  2. Step 2: Convert to fraction form
    58,588.16/87,896.10 = 19,145.18/x
  3. Step 3: Cross multiply
    58,588.16x = 87,896.10 × 19,145.18
  4. Step 4: Simplify right side
    58,588.16x = 1,682,786,655.80
  5. Step 5: Solve for x
    x = 1,682,786,655.80/58,588.16
  6. Step 6: Final answer
    x = 28,722.30

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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.