Home / 48,661.20-72,876.60-29,998.80

Finding the Fourth Proportional to 48,661.20, 72,876.60 and 29,998.80

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Solution

The fourth proportional to 48,661.20, 72,876.60 and 29,998.80 is: 44,927.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,661.20 : 72,876.60 = 29,998.80 : x
  2. Step 2: Convert to fraction form
    48,661.20/72,876.60 = 29,998.80/x
  3. Step 3: Cross multiply
    48,661.20x = 72,876.60 × 29,998.80
  4. Step 4: Simplify right side
    48,661.20x = 2,186,210,548.08
  5. Step 5: Solve for x
    x = 2,186,210,548.08/48,661.20
  6. Step 6: Final answer
    x = 44,927.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.