Home / 209,756.22-314,633.61-85,096.86

Finding the Fourth Proportional to 209,756.22, 314,633.61 and 85,096.86

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Solution

The fourth proportional to 209,756.22, 314,633.61 and 85,096.86 is: 127,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,756.22 : 314,633.61 = 85,096.86 : x
  2. Step 2: Convert to fraction form
    209,756.22/314,633.61 = 85,096.86/x
  3. Step 3: Cross multiply
    209,756.22x = 314,633.61 × 85,096.86
  4. Step 4: Simplify right side
    209,756.22x = 26,774,332,261.46
  5. Step 5: Solve for x
    x = 26,774,332,261.46/209,756.22
  6. Step 6: Final answer
    x = 127,645.00

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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.