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Finding the Fourth Proportional to 16,525.60, 24,807.60 and 8,730.40

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Solution

The fourth proportional to 16,525.60, 24,807.60 and 8,730.40 is: 13,105.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,525.60 : 24,807.60 = 8,730.40 : x
  2. Step 2: Convert to fraction form
    16,525.60/24,807.60 = 8,730.40/x
  3. Step 3: Cross multiply
    16,525.60x = 24,807.60 × 8,730.40
  4. Step 4: Simplify right side
    16,525.60x = 216,580,271.04
  5. Step 5: Solve for x
    x = 216,580,271.04/16,525.60
  6. Step 6: Final answer
    x = 13,105.74

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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.