Home / 289,177.14-433,695.84-111,570.86

Finding the Fourth Proportional to 289,177.14, 433,695.84 and 111,570.86

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Solution

The fourth proportional to 289,177.14, 433,695.84 and 111,570.86 is: 167,329.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,177.14 : 433,695.84 = 111,570.86 : x
  2. Step 2: Convert to fraction form
    289,177.14/433,695.84 = 111,570.86/x
  3. Step 3: Cross multiply
    289,177.14x = 433,695.84 × 111,570.86
  4. Step 4: Simplify right side
    289,177.14x = 48,387,817,847.22
  5. Step 5: Solve for x
    x = 48,387,817,847.22/289,177.14
  6. Step 6: Final answer
    x = 167,329.33

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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.