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Finding the Fourth Proportional to 121,506.64, 182,265.48 and 37,260.64

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Solution

The fourth proportional to 121,506.64, 182,265.48 and 37,260.64 is: 55,892.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,506.64 : 182,265.48 = 37,260.64 : x
  2. Step 2: Convert to fraction form
    121,506.64/182,265.48 = 37,260.64/x
  3. Step 3: Cross multiply
    121,506.64x = 182,265.48 × 37,260.64
  4. Step 4: Simplify right side
    121,506.64x = 6,791,328,434.71
  5. Step 5: Solve for x
    x = 6,791,328,434.71/121,506.64
  6. Step 6: Final answer
    x = 55,892.65

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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.