Home / 156,827.90-216,415.43-88,843.48

Finding the Fourth Proportional to 156,827.90, 216,415.43 and 88,843.48

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Solution

The fourth proportional to 156,827.90, 216,415.43 and 88,843.48 is: 122,600.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,827.90 : 216,415.43 = 88,843.48 : x
  2. Step 2: Convert to fraction form
    156,827.90/216,415.43 = 88,843.48/x
  3. Step 3: Cross multiply
    156,827.90x = 216,415.43 × 88,843.48
  4. Step 4: Simplify right side
    156,827.90x = 19,227,100,492.14
  5. Step 5: Solve for x
    x = 19,227,100,492.14/156,827.90
  6. Step 6: Final answer
    x = 122,600.00

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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.