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Finding the Fourth Proportional to 73,404.16, 101,306.24 and 68,900.32

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Solution

The fourth proportional to 73,404.16, 101,306.24 and 68,900.32 is: 95,090.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,404.16 : 101,306.24 = 68,900.32 : x
  2. Step 2: Convert to fraction form
    73,404.16/101,306.24 = 68,900.32/x
  3. Step 3: Cross multiply
    73,404.16x = 101,306.24 × 68,900.32
  4. Step 4: Simplify right side
    73,404.16x = 6,980,032,354.00
  5. Step 5: Solve for x
    x = 6,980,032,354.00/73,404.16
  6. Step 6: Final answer
    x = 95,090.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.