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Finding the Fourth Proportional to 116,347.74, 174,360.14 and 53,013.08

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Solution

The fourth proportional to 116,347.74, 174,360.14 and 53,013.08 is: 79,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,347.74 : 174,360.14 = 53,013.08 : x
  2. Step 2: Convert to fraction form
    116,347.74/174,360.14 = 53,013.08/x
  3. Step 3: Cross multiply
    116,347.74x = 174,360.14 × 53,013.08
  4. Step 4: Simplify right side
    116,347.74x = 9,243,367,982.88
  5. Step 5: Solve for x
    x = 9,243,367,982.88/116,347.74
  6. Step 6: Final answer
    x = 79,446.05

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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.