Home / 48,838.60-73,250.70-13,781.80

Finding the Fourth Proportional to 48,838.60, 73,250.70 and 13,781.80

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Solution

The fourth proportional to 48,838.60, 73,250.70 and 13,781.80 is: 20,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,838.60 : 73,250.70 = 13,781.80 : x
  2. Step 2: Convert to fraction form
    48,838.60/73,250.70 = 13,781.80/x
  3. Step 3: Cross multiply
    48,838.60x = 73,250.70 × 13,781.80
  4. Step 4: Simplify right side
    48,838.60x = 1,009,526,497.26
  5. Step 5: Solve for x
    x = 1,009,526,497.26/48,838.60
  6. Step 6: Final answer
    x = 20,670.67

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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.