Home / 48,823.50-67,383.61-30,920.17

Finding the Fourth Proportional to 48,823.50, 67,383.61 and 30,920.17

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Solution

The fourth proportional to 48,823.50, 67,383.61 and 30,920.17 is: 42,674.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,823.50 : 67,383.61 = 30,920.17 : x
  2. Step 2: Convert to fraction form
    48,823.50/67,383.61 = 30,920.17/x
  3. Step 3: Cross multiply
    48,823.50x = 67,383.61 × 30,920.17
  4. Step 4: Simplify right side
    48,823.50x = 2,083,512,676.41
  5. Step 5: Solve for x
    x = 2,083,512,676.41/48,823.50
  6. Step 6: Final answer
    x = 42,674.38

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Find fourth proportional to 48,824.50, 67,384.99 and 30,921.17
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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.