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Finding the Fourth Proportional to 108,670.68, 163,004.70 and 29,784.84

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Solution

The fourth proportional to 108,670.68, 163,004.70 and 29,784.84 is: 44,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,670.68 : 163,004.70 = 29,784.84 : x
  2. Step 2: Convert to fraction form
    108,670.68/163,004.70 = 29,784.84/x
  3. Step 3: Cross multiply
    108,670.68x = 163,004.70 × 29,784.84
  4. Step 4: Simplify right side
    108,670.68x = 4,855,068,908.75
  5. Step 5: Solve for x
    x = 4,855,068,908.75/108,670.68
  6. Step 6: Final answer
    x = 44,676.90

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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.