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Finding the Fourth Proportional to 58,925.64, 88,401.78 and 19,486.92

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Solution

The fourth proportional to 58,925.64, 88,401.78 and 19,486.92 is: 29,234.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,925.64 : 88,401.78 = 19,486.92 : x
  2. Step 2: Convert to fraction form
    58,925.64/88,401.78 = 19,486.92/x
  3. Step 3: Cross multiply
    58,925.64x = 88,401.78 × 19,486.92
  4. Step 4: Simplify right side
    58,925.64x = 1,722,678,414.72
  5. Step 5: Solve for x
    x = 1,722,678,414.72/58,925.64
  6. Step 6: Final answer
    x = 29,234.78

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1.5x scale

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.