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Finding the Fourth Proportional to 116,055.69, 174,083.54 and 76,603.58

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Solution

The fourth proportional to 116,055.69, 174,083.54 and 76,603.58 is: 114,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,055.69 : 174,083.54 = 76,603.58 : x
  2. Step 2: Convert to fraction form
    116,055.69/174,083.54 = 76,603.58/x
  3. Step 3: Cross multiply
    116,055.69x = 174,083.54 × 76,603.58
  4. Step 4: Simplify right side
    116,055.69x = 13,335,421,129.64
  5. Step 5: Solve for x
    x = 13,335,421,129.64/116,055.69
  6. Step 6: Final answer
    x = 114,905.36

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1.5x scale

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.