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Finding the Fourth Proportional to 14,353.52, 19,807.58 and 8,764.52

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Solution

The fourth proportional to 14,353.52, 19,807.58 and 8,764.52 is: 12,094.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.52 : 19,807.58 = 8,764.52 : x
  2. Step 2: Convert to fraction form
    14,353.52/19,807.58 = 8,764.52/x
  3. Step 3: Cross multiply
    14,353.52x = 19,807.58 × 8,764.52
  4. Step 4: Simplify right side
    14,353.52x = 173,603,931.06
  5. Step 5: Solve for x
    x = 173,603,931.06/14,353.52
  6. Step 6: Final answer
    x = 12,094.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.