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Finding the Fourth Proportional to 67,735.64, 93,471.47 and 37,520.42

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Solution

The fourth proportional to 67,735.64, 93,471.47 and 37,520.42 is: 51,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,735.64 : 93,471.47 = 37,520.42 : x
  2. Step 2: Convert to fraction form
    67,735.64/93,471.47 = 37,520.42/x
  3. Step 3: Cross multiply
    67,735.64x = 93,471.47 × 37,520.42
  4. Step 4: Simplify right side
    67,735.64x = 3,507,088,298.16
  5. Step 5: Solve for x
    x = 3,507,088,298.16/67,735.64
  6. Step 6: Final answer
    x = 51,776.11

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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.