Home / 88,589.63-132,901.56-28,634.24

Finding the Fourth Proportional to 88,589.63, 132,901.56 and 28,634.24

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Solution

The fourth proportional to 88,589.63, 132,901.56 and 28,634.24 is: 42,956.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,589.63 : 132,901.56 = 28,634.24 : x
  2. Step 2: Convert to fraction form
    88,589.63/132,901.56 = 28,634.24/x
  3. Step 3: Cross multiply
    88,589.63x = 132,901.56 × 28,634.24
  4. Step 4: Simplify right side
    88,589.63x = 3,805,535,497.67
  5. Step 5: Solve for x
    x = 3,805,535,497.67/88,589.63
  6. Step 6: Final answer
    x = 42,956.89

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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.