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Finding the Fourth Proportional to 169,950.96, 254,956.86 and 70,055.64

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Solution

The fourth proportional to 169,950.96, 254,956.86 and 70,055.64 is: 105,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,950.96 : 254,956.86 = 70,055.64 : x
  2. Step 2: Convert to fraction form
    169,950.96/254,956.86 = 70,055.64/x
  3. Step 3: Cross multiply
    169,950.96x = 254,956.86 × 70,055.64
  4. Step 4: Simplify right side
    169,950.96x = 17,861,165,999.69
  5. Step 5: Solve for x
    x = 17,861,165,999.69/169,950.96
  6. Step 6: Final answer
    x = 105,096.00

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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.