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Finding the Fourth Proportional to 14,957.40, 22,403.70 and 8,023.80

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Solution

The fourth proportional to 14,957.40, 22,403.70 and 8,023.80 is: 12,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,957.40 : 22,403.70 = 8,023.80 : x
  2. Step 2: Convert to fraction form
    14,957.40/22,403.70 = 8,023.80/x
  3. Step 3: Cross multiply
    14,957.40x = 22,403.70 × 8,023.80
  4. Step 4: Simplify right side
    14,957.40x = 179,762,808.06
  5. Step 5: Solve for x
    x = 179,762,808.06/14,957.40
  6. Step 6: Final answer
    x = 12,018.32

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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.