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Finding the Fourth Proportional to 92,244.69, 127,254.17 and 53,980.56

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Solution

The fourth proportional to 92,244.69, 127,254.17 and 53,980.56 is: 74,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,244.69 : 127,254.17 = 53,980.56 : x
  2. Step 2: Convert to fraction form
    92,244.69/127,254.17 = 53,980.56/x
  3. Step 3: Cross multiply
    92,244.69x = 127,254.17 × 53,980.56
  4. Step 4: Simplify right side
    92,244.69x = 6,869,251,493.89
  5. Step 5: Solve for x
    x = 6,869,251,493.89/92,244.69
  6. Step 6: Final answer
    x = 74,467.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.