Home / 164,543.06-227,073.58-100,915.94

Finding the Fourth Proportional to 164,543.06, 227,073.58 and 100,915.94

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Solution

The fourth proportional to 164,543.06, 227,073.58 and 100,915.94 is: 139,266.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,543.06 : 227,073.58 = 100,915.94 : x
  2. Step 2: Convert to fraction form
    164,543.06/227,073.58 = 100,915.94/x
  3. Step 3: Cross multiply
    164,543.06x = 227,073.58 × 100,915.94
  4. Step 4: Simplify right side
    164,543.06x = 22,915,343,774.87
  5. Step 5: Solve for x
    x = 22,915,343,774.87/164,543.06
  6. Step 6: Final answer
    x = 139,266.55

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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.