Home / 199,088.76-274,742.50-109,664.76

Finding the Fourth Proportional to 199,088.76, 274,742.50 and 109,664.76

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Solution

The fourth proportional to 199,088.76, 274,742.50 and 109,664.76 is: 151,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,088.76 : 274,742.50 = 109,664.76 : x
  2. Step 2: Convert to fraction form
    199,088.76/274,742.50 = 109,664.76/x
  3. Step 3: Cross multiply
    199,088.76x = 274,742.50 × 109,664.76
  4. Step 4: Simplify right side
    199,088.76x = 30,129,570,324.30
  5. Step 5: Solve for x
    x = 30,129,570,324.30/199,088.76
  6. Step 6: Final answer
    x = 151,337.37

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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.