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Finding the Fourth Proportional to 94,648.64, 130,349.37 and 92,581.94

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Solution

The fourth proportional to 94,648.64, 130,349.37 and 92,581.94 is: 127,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,648.64 : 130,349.37 = 92,581.94 : x
  2. Step 2: Convert to fraction form
    94,648.64/130,349.37 = 92,581.94/x
  3. Step 3: Cross multiply
    94,648.64x = 130,349.37 × 92,581.94
  4. Step 4: Simplify right side
    94,648.64x = 12,067,997,552.38
  5. Step 5: Solve for x
    x = 12,067,997,552.38/94,648.64
  6. Step 6: Final answer
    x = 127,503.13

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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.