Home / 62,875.36-94,322.40-20,759.90

Finding the Fourth Proportional to 62,875.36, 94,322.40 and 20,759.90

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Solution

The fourth proportional to 62,875.36, 94,322.40 and 20,759.90 is: 31,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,875.36 : 94,322.40 = 20,759.90 : x
  2. Step 2: Convert to fraction form
    62,875.36/94,322.40 = 20,759.90/x
  3. Step 3: Cross multiply
    62,875.36x = 94,322.40 × 20,759.90
  4. Step 4: Simplify right side
    62,875.36x = 1,958,123,591.76
  5. Step 5: Solve for x
    x = 1,958,123,591.76/62,875.36
  6. Step 6: Final answer
    x = 31,142.94

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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.