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Finding the Fourth Proportional to 14,978.46, 22,466.88 and 4,590.24

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Solution

The fourth proportional to 14,978.46, 22,466.88 and 4,590.24 is: 6,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,978.46 : 22,466.88 = 4,590.24 : x
  2. Step 2: Convert to fraction form
    14,978.46/22,466.88 = 4,590.24/x
  3. Step 3: Cross multiply
    14,978.46x = 22,466.88 × 4,590.24
  4. Step 4: Simplify right side
    14,978.46x = 103,128,371.25
  5. Step 5: Solve for x
    x = 103,128,371.25/14,978.46
  6. Step 6: Final answer
    x = 6,885.11

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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.