Home / 107,606.75-148,537.40-92,438.28

Finding the Fourth Proportional to 107,606.75, 148,537.40 and 92,438.28

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Solution

The fourth proportional to 107,606.75, 148,537.40 and 92,438.28 is: 127,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,606.75 : 148,537.40 = 92,438.28 : x
  2. Step 2: Convert to fraction form
    107,606.75/148,537.40 = 92,438.28/x
  3. Step 3: Cross multiply
    107,606.75x = 148,537.40 × 92,438.28
  4. Step 4: Simplify right side
    107,606.75x = 13,730,541,309.48
  5. Step 5: Solve for x
    x = 13,730,541,309.48/107,606.75
  6. Step 6: Final answer
    x = 127,599.26

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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.