Home / 156,736.15-216,300.17-92,209.93

Finding the Fourth Proportional to 156,736.15, 216,300.17 and 92,209.93

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Solution

The fourth proportional to 156,736.15, 216,300.17 and 92,209.93 is: 127,252.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,736.15 : 216,300.17 = 92,209.93 : x
  2. Step 2: Convert to fraction form
    156,736.15/216,300.17 = 92,209.93/x
  3. Step 3: Cross multiply
    156,736.15x = 216,300.17 × 92,209.93
  4. Step 4: Simplify right side
    156,736.15x = 19,945,023,224.46
  5. Step 5: Solve for x
    x = 19,945,023,224.46/156,736.15
  6. Step 6: Final answer
    x = 127,252.22

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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.