Home / 48,821.80-73,232.70-15,541.60

Finding the Fourth Proportional to 48,821.80, 73,232.70 and 15,541.60

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Solution

The fourth proportional to 48,821.80, 73,232.70 and 15,541.60 is: 23,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,821.80 : 73,232.70 = 15,541.60 : x
  2. Step 2: Convert to fraction form
    48,821.80/73,232.70 = 15,541.60/x
  3. Step 3: Cross multiply
    48,821.80x = 73,232.70 × 15,541.60
  4. Step 4: Simplify right side
    48,821.80x = 1,138,153,330.32
  5. Step 5: Solve for x
    x = 1,138,153,330.32/48,821.80
  6. Step 6: Final answer
    x = 23,312.40

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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.