Home / 88,296.48-132,574.32-55,157.76

Finding the Fourth Proportional to 88,296.48, 132,574.32 and 55,157.76

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Solution

The fourth proportional to 88,296.48, 132,574.32 and 55,157.76 is: 82,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,296.48 : 132,574.32 = 55,157.76 : x
  2. Step 2: Convert to fraction form
    88,296.48/132,574.32 = 55,157.76/x
  3. Step 3: Cross multiply
    88,296.48x = 132,574.32 × 55,157.76
  4. Step 4: Simplify right side
    88,296.48x = 7,312,502,524.72
  5. Step 5: Solve for x
    x = 7,312,502,524.72/88,296.48
  6. Step 6: Final answer
    x = 82,817.60

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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.