Home / 88,520.76-132,820.39-46,390.83

Finding the Fourth Proportional to 88,520.76, 132,820.39 and 46,390.83

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Solution

The fourth proportional to 88,520.76, 132,820.39 and 46,390.83 is: 69,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,520.76 : 132,820.39 = 46,390.83 : x
  2. Step 2: Convert to fraction form
    88,520.76/132,820.39 = 46,390.83/x
  3. Step 3: Cross multiply
    88,520.76x = 132,820.39 × 46,390.83
  4. Step 4: Simplify right side
    88,520.76x = 6,161,648,133.02
  5. Step 5: Solve for x
    x = 6,161,648,133.02/88,520.76
  6. Step 6: Final answer
    x = 69,606.81

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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.