Home / 168,218.37-252,352.76-54,328.14

Finding the Fourth Proportional to 168,218.37, 252,352.76 and 54,328.14

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Solution

The fourth proportional to 168,218.37, 252,352.76 and 54,328.14 is: 81,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,218.37 : 252,352.76 = 54,328.14 : x
  2. Step 2: Convert to fraction form
    168,218.37/252,352.76 = 54,328.14/x
  3. Step 3: Cross multiply
    168,218.37x = 252,352.76 × 54,328.14
  4. Step 4: Simplify right side
    168,218.37x = 13,709,855,803.03
  5. Step 5: Solve for x
    x = 13,709,855,803.03/168,218.37
  6. Step 6: Final answer
    x = 81,500.35

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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.