Home / 45,611.10-68,416.65-29,864.70

Finding the Fourth Proportional to 45,611.10, 68,416.65 and 29,864.70

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Solution

The fourth proportional to 45,611.10, 68,416.65 and 29,864.70 is: 44,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,611.10 : 68,416.65 = 29,864.70 : x
  2. Step 2: Convert to fraction form
    45,611.10/68,416.65 = 29,864.70/x
  3. Step 3: Cross multiply
    45,611.10x = 68,416.65 × 29,864.70
  4. Step 4: Simplify right side
    45,611.10x = 2,043,242,727.26
  5. Step 5: Solve for x
    x = 2,043,242,727.26/45,611.10
  6. Step 6: Final answer
    x = 44,797.05

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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.