Home / 168,539.47-252,810.18-56,219.40

Finding the Fourth Proportional to 168,539.47, 252,810.18 and 56,219.40

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Solution

The fourth proportional to 168,539.47, 252,810.18 and 56,219.40 is: 84,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,539.47 : 252,810.18 = 56,219.40 : x
  2. Step 2: Convert to fraction form
    168,539.47/252,810.18 = 56,219.40/x
  3. Step 3: Cross multiply
    168,539.47x = 252,810.18 × 56,219.40
  4. Step 4: Simplify right side
    168,539.47x = 14,212,836,633.49
  5. Step 5: Solve for x
    x = 14,212,836,633.49/168,539.47
  6. Step 6: Final answer
    x = 84,329.43

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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.