Home / 156,950.24-216,588.90-85,329.62

Finding the Fourth Proportional to 156,950.24, 216,588.90 and 85,329.62

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Solution

The fourth proportional to 156,950.24, 216,588.90 and 85,329.62 is: 117,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,950.24 : 216,588.90 = 85,329.62 : x
  2. Step 2: Convert to fraction form
    156,950.24/216,588.90 = 85,329.62/x
  3. Step 3: Cross multiply
    156,950.24x = 216,588.90 × 85,329.62
  4. Step 4: Simplify right side
    156,950.24x = 18,481,448,533.22
  5. Step 5: Solve for x
    x = 18,481,448,533.22/156,950.24
  6. Step 6: Final answer
    x = 117,753.55

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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.