Home / 118,926.18-164,204.22-76,558.52

Finding the Fourth Proportional to 118,926.18, 164,204.22 and 76,558.52

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Solution

The fourth proportional to 118,926.18, 164,204.22 and 76,558.52 is: 105,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,926.18 : 164,204.22 = 76,558.52 : x
  2. Step 2: Convert to fraction form
    118,926.18/164,204.22 = 76,558.52/x
  3. Step 3: Cross multiply
    118,926.18x = 164,204.22 × 76,558.52
  4. Step 4: Simplify right side
    118,926.18x = 12,571,232,060.95
  5. Step 5: Solve for x
    x = 12,571,232,060.95/118,926.18
  6. Step 6: Final answer
    x = 105,706.18

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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.