Home / 152,481.87-210,433.07-84,506.27

Finding the Fourth Proportional to 152,481.87, 210,433.07 and 84,506.27

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Solution

The fourth proportional to 152,481.87, 210,433.07 and 84,506.27 is: 116,623.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,481.87 : 210,433.07 = 84,506.27 : x
  2. Step 2: Convert to fraction form
    152,481.87/210,433.07 = 84,506.27/x
  3. Step 3: Cross multiply
    152,481.87x = 210,433.07 × 84,506.27
  4. Step 4: Simplify right side
    152,481.87x = 17,782,912,989.45
  5. Step 5: Solve for x
    x = 17,782,912,989.45/152,481.87
  6. Step 6: Final answer
    x = 116,623.13

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1.5x scale

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.