Home / 108,546.03-149,795.08-63,222.84

Finding the Fourth Proportional to 108,546.03, 149,795.08 and 63,222.84

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Solution

The fourth proportional to 108,546.03, 149,795.08 and 63,222.84 is: 87,248.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,546.03 : 149,795.08 = 63,222.84 : x
  2. Step 2: Convert to fraction form
    108,546.03/149,795.08 = 63,222.84/x
  3. Step 3: Cross multiply
    108,546.03x = 149,795.08 × 63,222.84
  4. Step 4: Simplify right side
    108,546.03x = 9,470,470,217.57
  5. Step 5: Solve for x
    x = 9,470,470,217.57/108,546.03
  6. Step 6: Final answer
    x = 87,248.43

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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.