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Finding the Fourth Proportional to 116,607.88, 174,989.04 and 64,054

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Solution

The fourth proportional to 116,607.88, 174,989.04 and 64,054 is: 96,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,607.88 : 174,989.04 = 64,054 : x
  2. Step 2: Convert to fraction form
    116,607.88/174,989.04 = 64,054/x
  3. Step 3: Cross multiply
    116,607.88x = 174,989.04 × 64,054
  4. Step 4: Simplify right side
    116,607.88x = 11,208,747,968.16
  5. Step 5: Solve for x
    x = 11,208,747,968.16/116,607.88
  6. Step 6: Final answer
    x = 96,123.42

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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.