Home / 58,371.42-87,559.69-21,415.26

Finding the Fourth Proportional to 58,371.42, 87,559.69 and 21,415.26

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Solution

The fourth proportional to 58,371.42, 87,559.69 and 21,415.26 is: 32,123.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,371.42 : 87,559.69 = 21,415.26 : x
  2. Step 2: Convert to fraction form
    58,371.42/87,559.69 = 21,415.26/x
  3. Step 3: Cross multiply
    58,371.42x = 87,559.69 × 21,415.26
  4. Step 4: Simplify right side
    58,371.42x = 1,875,113,526.87
  5. Step 5: Solve for x
    x = 1,875,113,526.87/58,371.42
  6. Step 6: Final answer
    x = 32,123.83

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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.