Home / 137,120.85-205,707.06-62,246.25

Finding the Fourth Proportional to 137,120.85, 205,707.06 and 62,246.25

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Solution

The fourth proportional to 137,120.85, 205,707.06 and 62,246.25 is: 93,381.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,120.85 : 205,707.06 = 62,246.25 : x
  2. Step 2: Convert to fraction form
    137,120.85/205,707.06 = 62,246.25/x
  3. Step 3: Cross multiply
    137,120.85x = 205,707.06 × 62,246.25
  4. Step 4: Simplify right side
    137,120.85x = 12,804,493,083.53
  5. Step 5: Solve for x
    x = 12,804,493,083.53/137,120.85
  6. Step 6: Final answer
    x = 93,381.08

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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.