Home / 137,056.75-205,615.37-58,238.35

Finding the Fourth Proportional to 137,056.75, 205,615.37 and 58,238.35

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Solution

The fourth proportional to 137,056.75, 205,615.37 and 58,238.35 is: 87,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,056.75 : 205,615.37 = 58,238.35 : x
  2. Step 2: Convert to fraction form
    137,056.75/205,615.37 = 58,238.35/x
  3. Step 3: Cross multiply
    137,056.75x = 205,615.37 × 58,238.35
  4. Step 4: Simplify right side
    137,056.75x = 11,974,699,592.25
  5. Step 5: Solve for x
    x = 11,974,699,592.25/137,056.75
  6. Step 6: Final answer
    x = 87,370.37

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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.