Home / 48,025.82-72,030.36-21,724.40

Finding the Fourth Proportional to 48,025.82, 72,030.36 and 21,724.40

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Solution

The fourth proportional to 48,025.82, 72,030.36 and 21,724.40 is: 32,582.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,025.82 : 72,030.36 = 21,724.40 : x
  2. Step 2: Convert to fraction form
    48,025.82/72,030.36 = 21,724.40/x
  3. Step 3: Cross multiply
    48,025.82x = 72,030.36 × 21,724.40
  4. Step 4: Simplify right side
    48,025.82x = 1,564,816,352.78
  5. Step 5: Solve for x
    x = 1,564,816,352.78/48,025.82
  6. Step 6: Final answer
    x = 32,582.81

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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.