Home / 117,962.10-176,597.55-104,138.10

Finding the Fourth Proportional to 117,962.10, 176,597.55 and 104,138.10

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Solution

The fourth proportional to 117,962.10, 176,597.55 and 104,138.10 is: 155,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,962.10 : 176,597.55 = 104,138.10 : x
  2. Step 2: Convert to fraction form
    117,962.10/176,597.55 = 104,138.10/x
  3. Step 3: Cross multiply
    117,962.10x = 176,597.55 × 104,138.10
  4. Step 4: Simplify right side
    117,962.10x = 18,390,533,321.66
  5. Step 5: Solve for x
    x = 18,390,533,321.66/117,962.10
  6. Step 6: Final answer
    x = 155,902.05

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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.