Home / 171,884.04-257,815.66-102,206.76

Finding the Fourth Proportional to 171,884.04, 257,815.66 and 102,206.76

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Solution

The fourth proportional to 171,884.04, 257,815.66 and 102,206.76 is: 153,303.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,884.04 : 257,815.66 = 102,206.76 : x
  2. Step 2: Convert to fraction form
    171,884.04/257,815.66 = 102,206.76/x
  3. Step 3: Cross multiply
    171,884.04x = 257,815.66 × 102,206.76
  4. Step 4: Simplify right side
    171,884.04x = 26,350,503,285.86
  5. Step 5: Solve for x
    x = 26,350,503,285.86/171,884.04
  6. Step 6: Final answer
    x = 153,303.96

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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.