Home / 39,380.40-59,003.76-23,765.28

Finding the Fourth Proportional to 39,380.40, 59,003.76 and 23,765.28

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Solution

The fourth proportional to 39,380.40, 59,003.76 and 23,765.28 is: 35,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.40 : 59,003.76 = 23,765.28 : x
  2. Step 2: Convert to fraction form
    39,380.40/59,003.76 = 23,765.28/x
  3. Step 3: Cross multiply
    39,380.40x = 59,003.76 × 23,765.28
  4. Step 4: Simplify right side
    39,380.40x = 1,402,240,877.45
  5. Step 5: Solve for x
    x = 1,402,240,877.45/39,380.40
  6. Step 6: Final answer
    x = 35,607.58

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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.