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Finding the Fourth Proportional to 58,000.86, 80,011.71 and 36,179.10

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Solution

The fourth proportional to 58,000.86, 80,011.71 and 36,179.10 is: 49,908.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,000.86 : 80,011.71 = 36,179.10 : x
  2. Step 2: Convert to fraction form
    58,000.86/80,011.71 = 36,179.10/x
  3. Step 3: Cross multiply
    58,000.86x = 80,011.71 × 36,179.10
  4. Step 4: Simplify right side
    58,000.86x = 2,894,751,657.26
  5. Step 5: Solve for x
    x = 2,894,751,657.26/58,000.86
  6. Step 6: Final answer
    x = 49,908.77

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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.