Home / 48,043.18-72,025.81-19,984.23

Finding the Fourth Proportional to 48,043.18, 72,025.81 and 19,984.23

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Solution

The fourth proportional to 48,043.18, 72,025.81 and 19,984.23 is: 29,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,043.18 : 72,025.81 = 19,984.23 : x
  2. Step 2: Convert to fraction form
    48,043.18/72,025.81 = 19,984.23/x
  3. Step 3: Cross multiply
    48,043.18x = 72,025.81 × 19,984.23
  4. Step 4: Simplify right side
    48,043.18x = 1,439,380,352.98
  5. Step 5: Solve for x
    x = 1,439,380,352.98/48,043.18
  6. Step 6: Final answer
    x = 29,960.14

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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.