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Finding the Fourth Proportional to 16,602.40, 24,927.90 and 11,693.80

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Solution

The fourth proportional to 16,602.40, 24,927.90 and 11,693.80 is: 17,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,602.40 : 24,927.90 = 11,693.80 : x
  2. Step 2: Convert to fraction form
    16,602.40/24,927.90 = 11,693.80/x
  3. Step 3: Cross multiply
    16,602.40x = 24,927.90 × 11,693.80
  4. Step 4: Simplify right side
    16,602.40x = 291,501,877.02
  5. Step 5: Solve for x
    x = 291,501,877.02/16,602.40
  6. Step 6: Final answer
    x = 17,557.82

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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.