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Finding the Fourth Proportional to 116,473.48, 174,705.30 and 53,257

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Solution

The fourth proportional to 116,473.48, 174,705.30 and 53,257 is: 79,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,473.48 : 174,705.30 = 53,257 : x
  2. Step 2: Convert to fraction form
    116,473.48/174,705.30 = 53,257/x
  3. Step 3: Cross multiply
    116,473.48x = 174,705.30 × 53,257
  4. Step 4: Simplify right side
    116,473.48x = 9,304,280,162.10
  5. Step 5: Solve for x
    x = 9,304,280,162.10/116,473.48
  6. Step 6: Final answer
    x = 79,883.25

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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.