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Finding the Fourth Proportional to 58,192.86, 87,290.10 and 16,639.86

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Solution

The fourth proportional to 58,192.86, 87,290.10 and 16,639.86 is: 24,960.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,192.86 : 87,290.10 = 16,639.86 : x
  2. Step 2: Convert to fraction form
    58,192.86/87,290.10 = 16,639.86/x
  3. Step 3: Cross multiply
    58,192.86x = 87,290.10 × 16,639.86
  4. Step 4: Simplify right side
    58,192.86x = 1,452,495,043.39
  5. Step 5: Solve for x
    x = 1,452,495,043.39/58,192.86
  6. Step 6: Final answer
    x = 24,960.02

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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.