Home / 116,496.60-160,819.46-87,827.91

Finding the Fourth Proportional to 116,496.60, 160,819.46 and 87,827.91

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Solution

The fourth proportional to 116,496.60, 160,819.46 and 87,827.91 is: 121,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,496.60 : 160,819.46 = 87,827.91 : x
  2. Step 2: Convert to fraction form
    116,496.60/160,819.46 = 87,827.91/x
  3. Step 3: Cross multiply
    116,496.60x = 160,819.46 × 87,827.91
  4. Step 4: Simplify right side
    116,496.60x = 14,124,437,059.13
  5. Step 5: Solve for x
    x = 14,124,437,059.13/116,496.60
  6. Step 6: Final answer
    x = 121,243.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.