Home / 104,172.16-156,222.40-34,034.08

Finding the Fourth Proportional to 104,172.16, 156,222.40 and 34,034.08

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Solution

The fourth proportional to 104,172.16, 156,222.40 and 34,034.08 is: 51,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,172.16 : 156,222.40 = 34,034.08 : x
  2. Step 2: Convert to fraction form
    104,172.16/156,222.40 = 34,034.08/x
  3. Step 3: Cross multiply
    104,172.16x = 156,222.40 × 34,034.08
  4. Step 4: Simplify right side
    104,172.16x = 5,316,885,659.39
  5. Step 5: Solve for x
    x = 5,316,885,659.39/104,172.16
  6. Step 6: Final answer
    x = 51,039.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.