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Finding the Fourth Proportional to 69,793.66, 96,354.70 and 53,410.08

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Solution

The fourth proportional to 69,793.66, 96,354.70 and 53,410.08 is: 73,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,793.66 : 96,354.70 = 53,410.08 : x
  2. Step 2: Convert to fraction form
    69,793.66/96,354.70 = 53,410.08/x
  3. Step 3: Cross multiply
    69,793.66x = 96,354.70 × 53,410.08
  4. Step 4: Simplify right side
    69,793.66x = 5,146,312,235.38
  5. Step 5: Solve for x
    x = 5,146,312,235.38/69,793.66
  6. Step 6: Final answer
    x = 73,736.10

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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.