Home / 108,989.26-163,479.36-37,928.18

Finding the Fourth Proportional to 108,989.26, 163,479.36 and 37,928.18

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Solution

The fourth proportional to 108,989.26, 163,479.36 and 37,928.18 is: 56,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,989.26 : 163,479.36 = 37,928.18 : x
  2. Step 2: Convert to fraction form
    108,989.26/163,479.36 = 37,928.18/x
  3. Step 3: Cross multiply
    108,989.26x = 163,479.36 × 37,928.18
  4. Step 4: Simplify right side
    108,989.26x = 6,200,474,592.36
  5. Step 5: Solve for x
    x = 6,200,474,592.36/108,989.26
  6. Step 6: Final answer
    x = 56,890.69

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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.