Home / 104,516.64-156,828.58-51,207.62

Finding the Fourth Proportional to 104,516.64, 156,828.58 and 51,207.62

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Solution

The fourth proportional to 104,516.64, 156,828.58 and 51,207.62 is: 76,837.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,516.64 : 156,828.58 = 51,207.62 : x
  2. Step 2: Convert to fraction form
    104,516.64/156,828.58 = 51,207.62/x
  3. Step 3: Cross multiply
    104,516.64x = 156,828.58 × 51,207.62
  4. Step 4: Simplify right side
    104,516.64x = 8,030,817,417.62
  5. Step 5: Solve for x
    x = 8,030,817,417.62/104,516.64
  6. Step 6: Final answer
    x = 76,837.69

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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.