Home / 156,922.70-216,571.48-93,259.94

Finding the Fourth Proportional to 156,922.70, 216,571.48 and 93,259.94

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Solution

The fourth proportional to 156,922.70, 216,571.48 and 93,259.94 is: 128,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,922.70 : 216,571.48 = 93,259.94 : x
  2. Step 2: Convert to fraction form
    156,922.70/216,571.48 = 93,259.94/x
  3. Step 3: Cross multiply
    156,922.70x = 216,571.48 × 93,259.94
  4. Step 4: Simplify right side
    156,922.70x = 20,197,443,230.51
  5. Step 5: Solve for x
    x = 20,197,443,230.51/156,922.70
  6. Step 6: Final answer
    x = 128,709.51

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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.