Home / 187,707.85-281,559.37-45,554.29

Finding the Fourth Proportional to 187,707.85, 281,559.37 and 45,554.29

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Solution

The fourth proportional to 187,707.85, 281,559.37 and 45,554.29 is: 68,330.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,707.85 : 281,559.37 = 45,554.29 : x
  2. Step 2: Convert to fraction form
    187,707.85/281,559.37 = 45,554.29/x
  3. Step 3: Cross multiply
    187,707.85x = 281,559.37 × 45,554.29
  4. Step 4: Simplify right side
    187,707.85x = 12,826,237,193.20
  5. Step 5: Solve for x
    x = 12,826,237,193.20/187,707.85
  6. Step 6: Final answer
    x = 68,330.85

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1.5x scale

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.