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Finding the Fourth Proportional to 14,700.60, 22,037.94 and 6,918.84

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Solution

The fourth proportional to 14,700.60, 22,037.94 and 6,918.84 is: 10,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,700.60 : 22,037.94 = 6,918.84 : x
  2. Step 2: Convert to fraction form
    14,700.60/22,037.94 = 6,918.84/x
  3. Step 3: Cross multiply
    14,700.60x = 22,037.94 × 6,918.84
  4. Step 4: Simplify right side
    14,700.60x = 152,476,980.79
  5. Step 5: Solve for x
    x = 152,476,980.79/14,700.60
  6. Step 6: Final answer
    x = 10,372.16

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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.