Home / 88,277.60-132,417.84-21,717.92

Finding the Fourth Proportional to 88,277.60, 132,417.84 and 21,717.92

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Solution

The fourth proportional to 88,277.60, 132,417.84 and 21,717.92 is: 32,577.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,277.60 : 132,417.84 = 21,717.92 : x
  2. Step 2: Convert to fraction form
    88,277.60/132,417.84 = 21,717.92/x
  3. Step 3: Cross multiply
    88,277.60x = 132,417.84 × 21,717.92
  4. Step 4: Simplify right side
    88,277.60x = 2,875,840,055.69
  5. Step 5: Solve for x
    x = 2,875,840,055.69/88,277.60
  6. Step 6: Final answer
    x = 32,577.23

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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.