Home / 87,646.77-131,528.40-32,242.77

Finding the Fourth Proportional to 87,646.77, 131,528.40 and 32,242.77

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Solution

The fourth proportional to 87,646.77, 131,528.40 and 32,242.77 is: 48,385.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,646.77 : 131,528.40 = 32,242.77 : x
  2. Step 2: Convert to fraction form
    87,646.77/131,528.40 = 32,242.77/x
  3. Step 3: Cross multiply
    87,646.77x = 131,528.40 × 32,242.77
  4. Step 4: Simplify right side
    87,646.77x = 4,240,839,949.67
  5. Step 5: Solve for x
    x = 4,240,839,949.67/87,646.77
  6. Step 6: Final answer
    x = 48,385.58

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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.