Home / 156,564.60-216,059.17-84,944.63

Finding the Fourth Proportional to 156,564.60, 216,059.17 and 84,944.63

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Solution

The fourth proportional to 156,564.60, 216,059.17 and 84,944.63 is: 117,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,564.60 : 216,059.17 = 84,944.63 : x
  2. Step 2: Convert to fraction form
    156,564.60/216,059.17 = 84,944.63/x
  3. Step 3: Cross multiply
    156,564.60x = 216,059.17 × 84,944.63
  4. Step 4: Simplify right side
    156,564.60x = 18,353,066,581.54
  5. Step 5: Solve for x
    x = 18,353,066,581.54/156,564.60
  6. Step 6: Final answer
    x = 117,223.60

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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.