Home / 88,421.83-132,634.12-49,228.06

Finding the Fourth Proportional to 88,421.83, 132,634.12 and 49,228.06

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Solution

The fourth proportional to 88,421.83, 132,634.12 and 49,228.06 is: 73,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,421.83 : 132,634.12 = 49,228.06 : x
  2. Step 2: Convert to fraction form
    88,421.83/132,634.12 = 49,228.06/x
  3. Step 3: Cross multiply
    88,421.83x = 132,634.12 × 49,228.06
  4. Step 4: Simplify right side
    88,421.83x = 6,529,320,417.41
  5. Step 5: Solve for x
    x = 6,529,320,417.41/88,421.83
  6. Step 6: Final answer
    x = 73,842.86

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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.