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Finding the Fourth Proportional to 58,540.32, 80,792.64 and 33,394.68

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Solution

The fourth proportional to 58,540.32, 80,792.64 and 33,394.68 is: 46,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,540.32 : 80,792.64 = 33,394.68 : x
  2. Step 2: Convert to fraction form
    58,540.32/80,792.64 = 33,394.68/x
  3. Step 3: Cross multiply
    58,540.32x = 80,792.64 × 33,394.68
  4. Step 4: Simplify right side
    58,540.32x = 2,698,044,359.16
  5. Step 5: Solve for x
    x = 2,698,044,359.16/58,540.32
  6. Step 6: Final answer
    x = 46,088.65

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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.