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Finding the Fourth Proportional to 58,251.86, 87,378.75 and 16,698.86

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Solution

The fourth proportional to 58,251.86, 87,378.75 and 16,698.86 is: 25,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,251.86 : 87,378.75 = 16,698.86 : x
  2. Step 2: Convert to fraction form
    58,251.86/87,378.75 = 16,698.86/x
  3. Step 3: Cross multiply
    58,251.86x = 87,378.75 × 16,698.86
  4. Step 4: Simplify right side
    58,251.86x = 1,459,125,513.23
  5. Step 5: Solve for x
    x = 1,459,125,513.23/58,251.86
  6. Step 6: Final answer
    x = 25,048.57

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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.