Home / 108,823.55-150,244.01-74,819.34

Finding the Fourth Proportional to 108,823.55, 150,244.01 and 74,819.34

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Solution

The fourth proportional to 108,823.55, 150,244.01 and 74,819.34 is: 103,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,823.55 : 150,244.01 = 74,819.34 : x
  2. Step 2: Convert to fraction form
    108,823.55/150,244.01 = 74,819.34/x
  3. Step 3: Cross multiply
    108,823.55x = 150,244.01 × 74,819.34
  4. Step 4: Simplify right side
    108,823.55x = 11,241,157,293.06
  5. Step 5: Solve for x
    x = 11,241,157,293.06/108,823.55
  6. Step 6: Final answer
    x = 103,297.11

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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.