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Finding the Fourth Proportional to 116,675.88, 160,673.68 and 101,355.52

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Solution

The fourth proportional to 116,675.88, 160,673.68 and 101,355.52 is: 139,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,675.88 : 160,673.68 = 101,355.52 : x
  2. Step 2: Convert to fraction form
    116,675.88/160,673.68 = 101,355.52/x
  3. Step 3: Cross multiply
    116,675.88x = 160,673.68 × 101,355.52
  4. Step 4: Simplify right side
    116,675.88x = 16,285,164,386.71
  5. Step 5: Solve for x
    x = 16,285,164,386.71/116,675.88
  6. Step 6: Final answer
    x = 139,576.10

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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.