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Finding the Fourth Proportional to 58,416.30, 87,617.97 and 16,863.30

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Solution

The fourth proportional to 58,416.30, 87,617.97 and 16,863.30 is: 25,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,416.30 : 87,617.97 = 16,863.30 : x
  2. Step 2: Convert to fraction form
    58,416.30/87,617.97 = 16,863.30/x
  3. Step 3: Cross multiply
    58,416.30x = 87,617.97 × 16,863.30
  4. Step 4: Simplify right side
    58,416.30x = 1,477,528,113.50
  5. Step 5: Solve for x
    x = 1,477,528,113.50/58,416.30
  6. Step 6: Final answer
    x = 25,293.08

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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.