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Finding the Fourth Proportional to 32,710.40, 49,000.80 and 19,523.60

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Solution

The fourth proportional to 32,710.40, 49,000.80 and 19,523.60 is: 29,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,710.40 : 49,000.80 = 19,523.60 : x
  2. Step 2: Convert to fraction form
    32,710.40/49,000.80 = 19,523.60/x
  3. Step 3: Cross multiply
    32,710.40x = 49,000.80 × 19,523.60
  4. Step 4: Simplify right side
    32,710.40x = 956,672,018.88
  5. Step 5: Solve for x
    x = 956,672,018.88/32,710.40
  6. Step 6: Final answer
    x = 29,246.72

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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.