Home / 42,237.70-58,221.03-33,271

Finding the Fourth Proportional to 42,237.70, 58,221.03 and 33,271

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Solution

The fourth proportional to 42,237.70, 58,221.03 and 33,271 is: 45,861.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237.70 : 58,221.03 = 33,271 : x
  2. Step 2: Convert to fraction form
    42,237.70/58,221.03 = 33,271/x
  3. Step 3: Cross multiply
    42,237.70x = 58,221.03 × 33,271
  4. Step 4: Simplify right side
    42,237.70x = 1,937,071,889.13
  5. Step 5: Solve for x
    x = 1,937,071,889.13/42,237.70
  6. Step 6: Final answer
    x = 45,861.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.