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Finding the Fourth Proportional to 116,432.51, 174,649.88 and 63,813.29

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Solution

The fourth proportional to 116,432.51, 174,649.88 and 63,813.29 is: 95,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,432.51 : 174,649.88 = 63,813.29 : x
  2. Step 2: Convert to fraction form
    116,432.51/174,649.88 = 63,813.29/x
  3. Step 3: Cross multiply
    116,432.51x = 174,649.88 × 63,813.29
  4. Step 4: Simplify right side
    116,432.51x = 11,144,982,727.19
  5. Step 5: Solve for x
    x = 11,144,982,727.19/116,432.51
  6. Step 6: Final answer
    x = 95,720.54

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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.