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Finding the Fourth Proportional to 73,088.56, 109,523.04 and 56,423.44

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Solution

The fourth proportional to 73,088.56, 109,523.04 and 56,423.44 is: 84,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,088.56 : 109,523.04 = 56,423.44 : x
  2. Step 2: Convert to fraction form
    73,088.56/109,523.04 = 56,423.44/x
  3. Step 3: Cross multiply
    73,088.56x = 109,523.04 × 56,423.44
  4. Step 4: Simplify right side
    73,088.56x = 6,179,666,676.06
  5. Step 5: Solve for x
    x = 6,179,666,676.06/73,088.56
  6. Step 6: Final answer
    x = 84,550.40

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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.