Home / 88,477.04-132,403.72-55,212.76

Finding the Fourth Proportional to 88,477.04, 132,403.72 and 55,212.76

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Solution

The fourth proportional to 88,477.04, 132,403.72 and 55,212.76 is: 82,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,477.04 : 132,403.72 = 55,212.76 : x
  2. Step 2: Convert to fraction form
    88,477.04/132,403.72 = 55,212.76/x
  3. Step 3: Cross multiply
    88,477.04x = 132,403.72 × 55,212.76
  4. Step 4: Simplify right side
    88,477.04x = 7,310,374,815.47
  5. Step 5: Solve for x
    x = 7,310,374,815.47/88,477.04
  6. Step 6: Final answer
    x = 82,624.54

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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.