Home / 132,590.36-182,847.50-89,081.21

Finding the Fourth Proportional to 132,590.36, 182,847.50 and 89,081.21

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Solution

The fourth proportional to 132,590.36, 182,847.50 and 89,081.21 is: 122,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,590.36 : 182,847.50 = 89,081.21 : x
  2. Step 2: Convert to fraction form
    132,590.36/182,847.50 = 89,081.21/x
  3. Step 3: Cross multiply
    132,590.36x = 182,847.50 × 89,081.21
  4. Step 4: Simplify right side
    132,590.36x = 16,288,276,545.48
  5. Step 5: Solve for x
    x = 16,288,276,545.48/132,590.36
  6. Step 6: Final answer
    x = 122,846.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.