Home / 108,409.09-162,573.18-37,311.61

Finding the Fourth Proportional to 108,409.09, 162,573.18 and 37,311.61

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Solution

The fourth proportional to 108,409.09, 162,573.18 and 37,311.61 is: 55,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,409.09 : 162,573.18 = 37,311.61 : x
  2. Step 2: Convert to fraction form
    108,409.09/162,573.18 = 37,311.61/x
  3. Step 3: Cross multiply
    108,409.09x = 162,573.18 × 37,311.61
  4. Step 4: Simplify right side
    108,409.09x = 6,065,867,088.62
  5. Step 5: Solve for x
    x = 6,065,867,088.62/108,409.09
  6. Step 6: Final answer
    x = 55,953.49

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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.