Home / 156,911.27-216,530.57-88,924.26

Finding the Fourth Proportional to 156,911.27, 216,530.57 and 88,924.26

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Solution

The fourth proportional to 156,911.27, 216,530.57 and 88,924.26 is: 122,711.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,911.27 : 216,530.57 = 88,924.26 : x
  2. Step 2: Convert to fraction form
    156,911.27/216,530.57 = 88,924.26/x
  3. Step 3: Cross multiply
    156,911.27x = 216,530.57 × 88,924.26
  4. Step 4: Simplify right side
    156,911.27x = 19,254,820,704.63
  5. Step 5: Solve for x
    x = 19,254,820,704.63/156,911.27
  6. Step 6: Final answer
    x = 122,711.52

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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.