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Finding the Fourth Proportional to 92,661.42, 127,805.10 and 58,675.44

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Solution

The fourth proportional to 92,661.42, 127,805.10 and 58,675.44 is: 80,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,661.42 : 127,805.10 = 58,675.44 : x
  2. Step 2: Convert to fraction form
    92,661.42/127,805.10 = 58,675.44/x
  3. Step 3: Cross multiply
    92,661.42x = 127,805.10 × 58,675.44
  4. Step 4: Simplify right side
    92,661.42x = 7,499,020,476.74
  5. Step 5: Solve for x
    x = 7,499,020,476.74/92,661.42
  6. Step 6: Final answer
    x = 80,929.26

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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.