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Finding the Fourth Proportional to 177,651.34, 245,155.86 and 97,077.01

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Solution

The fourth proportional to 177,651.34, 245,155.86 and 97,077.01 is: 133,964.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,651.34 : 245,155.86 = 97,077.01 : x
  2. Step 2: Convert to fraction form
    177,651.34/245,155.86 = 97,077.01/x
  3. Step 3: Cross multiply
    177,651.34x = 245,155.86 × 97,077.01
  4. Step 4: Simplify right side
    177,651.34x = 23,798,997,872.78
  5. Step 5: Solve for x
    x = 23,798,997,872.78/177,651.34
  6. Step 6: Final answer
    x = 133,964.64

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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.