Home / 156,936.26-216,555.85-93,261.80

Finding the Fourth Proportional to 156,936.26, 216,555.85 and 93,261.80

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Solution

The fourth proportional to 156,936.26, 216,555.85 and 93,261.80 is: 128,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,936.26 : 216,555.85 = 93,261.80 : x
  2. Step 2: Convert to fraction form
    156,936.26/216,555.85 = 93,261.80/x
  3. Step 3: Cross multiply
    156,936.26x = 216,555.85 × 93,261.80
  4. Step 4: Simplify right side
    156,936.26x = 20,196,388,371.53
  5. Step 5: Solve for x
    x = 20,196,388,371.53/156,936.26
  6. Step 6: Final answer
    x = 128,691.66

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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.