Home / 224,800.50-310,221.02-122,823.76

Finding the Fourth Proportional to 224,800.50, 310,221.02 and 122,823.76

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Solution

The fourth proportional to 224,800.50, 310,221.02 and 122,823.76 is: 169,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,800.50 : 310,221.02 = 122,823.76 : x
  2. Step 2: Convert to fraction form
    224,800.50/310,221.02 = 122,823.76/x
  3. Step 3: Cross multiply
    224,800.50x = 310,221.02 × 122,823.76
  4. Step 4: Simplify right side
    224,800.50x = 38,102,512,107.44
  5. Step 5: Solve for x
    x = 38,102,512,107.44/224,800.50
  6. Step 6: Final answer
    x = 169,494.78

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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.