Home / 48,421.54-72,623.58-13,352.50

Finding the Fourth Proportional to 48,421.54, 72,623.58 and 13,352.50

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Solution

The fourth proportional to 48,421.54, 72,623.58 and 13,352.50 is: 20,026.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,421.54 : 72,623.58 = 13,352.50 : x
  2. Step 2: Convert to fraction form
    48,421.54/72,623.58 = 13,352.50/x
  3. Step 3: Cross multiply
    48,421.54x = 72,623.58 × 13,352.50
  4. Step 4: Simplify right side
    48,421.54x = 969,706,351.95
  5. Step 5: Solve for x
    x = 969,706,351.95/48,421.54
  6. Step 6: Final answer
    x = 20,026.34

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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.