Home / 199,025.28-274,633.20-114,140.16

Finding the Fourth Proportional to 199,025.28, 274,633.20 and 114,140.16

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Solution

The fourth proportional to 199,025.28, 274,633.20 and 114,140.16 is: 157,500.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,025.28 : 274,633.20 = 114,140.16 : x
  2. Step 2: Convert to fraction form
    199,025.28/274,633.20 = 114,140.16/x
  3. Step 3: Cross multiply
    199,025.28x = 274,633.20 × 114,140.16
  4. Step 4: Simplify right side
    199,025.28x = 31,346,677,389.31
  5. Step 5: Solve for x
    x = 31,346,677,389.31/199,025.28
  6. Step 6: Final answer
    x = 157,500.98

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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.