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Finding the Fourth Proportional to 107,773.10, 161,659.65 and 37,643.30

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Solution

The fourth proportional to 107,773.10, 161,659.65 and 37,643.30 is: 56,464.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,773.10 : 161,659.65 = 37,643.30 : x
  2. Step 2: Convert to fraction form
    107,773.10/161,659.65 = 37,643.30/x
  3. Step 3: Cross multiply
    107,773.10x = 161,659.65 × 37,643.30
  4. Step 4: Simplify right side
    107,773.10x = 6,085,402,702.85
  5. Step 5: Solve for x
    x = 6,085,402,702.85/107,773.10
  6. Step 6: Final answer
    x = 56,464.95

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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.