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Finding the Fourth Proportional to 54,316.80, 73,094.40 and 54,316.80

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Solution

The fourth proportional to 54,316.80, 73,094.40 and 54,316.80 is: 73,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,316.80 : 73,094.40 = 54,316.80 : x
  2. Step 2: Convert to fraction form
    54,316.80/73,094.40 = 54,316.80/x
  3. Step 3: Cross multiply
    54,316.80x = 73,094.40 × 54,316.80
  4. Step 4: Simplify right side
    54,316.80x = 3,970,253,905.92
  5. Step 5: Solve for x
    x = 3,970,253,905.92/54,316.80
  6. Step 6: Final answer
    x = 73,094.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.