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Finding the Fourth Proportional to 67,053.89, 100,580.93 and 17,134.04

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Solution

The fourth proportional to 67,053.89, 100,580.93 and 17,134.04 is: 25,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,053.89 : 100,580.93 = 17,134.04 : x
  2. Step 2: Convert to fraction form
    67,053.89/100,580.93 = 17,134.04/x
  3. Step 3: Cross multiply
    67,053.89x = 100,580.93 × 17,134.04
  4. Step 4: Simplify right side
    67,053.89x = 1,723,357,547.87
  5. Step 5: Solve for x
    x = 1,723,357,547.87/67,053.89
  6. Step 6: Final answer
    x = 25,701.08

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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.