Home / 156,772.41-216,348.77-88,803.50

Finding the Fourth Proportional to 156,772.41, 216,348.77 and 88,803.50

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Solution

The fourth proportional to 156,772.41, 216,348.77 and 88,803.50 is: 122,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,772.41 : 216,348.77 = 88,803.50 : x
  2. Step 2: Convert to fraction form
    156,772.41/216,348.77 = 88,803.50/x
  3. Step 3: Cross multiply
    156,772.41x = 216,348.77 × 88,803.50
  4. Step 4: Simplify right side
    156,772.41x = 19,212,527,136.96
  5. Step 5: Solve for x
    x = 19,212,527,136.96/156,772.41
  6. Step 6: Final answer
    x = 122,550.44

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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.