Home / 108,816.21-163,225.35-32,915.34

Finding the Fourth Proportional to 108,816.21, 163,225.35 and 32,915.34

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Solution

The fourth proportional to 108,816.21, 163,225.35 and 32,915.34 is: 49,373.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,816.21 : 163,225.35 = 32,915.34 : x
  2. Step 2: Convert to fraction form
    108,816.21/163,225.35 = 32,915.34/x
  3. Step 3: Cross multiply
    108,816.21x = 163,225.35 × 32,915.34
  4. Step 4: Simplify right side
    108,816.21x = 5,372,617,891.87
  5. Step 5: Solve for x
    x = 5,372,617,891.87/108,816.21
  6. Step 6: Final answer
    x = 49,373.32

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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.