Home / 88,824.40-133,063.80-53,659.60

Finding the Fourth Proportional to 88,824.40, 133,063.80 and 53,659.60

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Solution

The fourth proportional to 88,824.40, 133,063.80 and 53,659.60 is: 80,385.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,824.40 : 133,063.80 = 53,659.60 : x
  2. Step 2: Convert to fraction form
    88,824.40/133,063.80 = 53,659.60/x
  3. Step 3: Cross multiply
    88,824.40x = 133,063.80 × 53,659.60
  4. Step 4: Simplify right side
    88,824.40x = 7,140,150,282.48
  5. Step 5: Solve for x
    x = 7,140,150,282.48/88,824.40
  6. Step 6: Final answer
    x = 80,385.01

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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.