Home / 192,384.96-288,577.44-52,143.58

Finding the Fourth Proportional to 192,384.96, 288,577.44 and 52,143.58

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Solution

The fourth proportional to 192,384.96, 288,577.44 and 52,143.58 is: 78,215.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,384.96 : 288,577.44 = 52,143.58 : x
  2. Step 2: Convert to fraction form
    192,384.96/288,577.44 = 52,143.58/x
  3. Step 3: Cross multiply
    192,384.96x = 288,577.44 × 52,143.58
  4. Step 4: Simplify right side
    192,384.96x = 15,047,460,568.12
  5. Step 5: Solve for x
    x = 15,047,460,568.12/192,384.96
  6. Step 6: Final answer
    x = 78,215.37

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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.