Home / 108,774.05-163,120.07-52,595.49

Finding the Fourth Proportional to 108,774.05, 163,120.07 and 52,595.49

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Solution

The fourth proportional to 108,774.05, 163,120.07 and 52,595.49 is: 78,873.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,774.05 : 163,120.07 = 52,595.49 : x
  2. Step 2: Convert to fraction form
    108,774.05/163,120.07 = 52,595.49/x
  3. Step 3: Cross multiply
    108,774.05x = 163,120.07 × 52,595.49
  4. Step 4: Simplify right side
    108,774.05x = 8,579,380,010.48
  5. Step 5: Solve for x
    x = 8,579,380,010.48/108,774.05
  6. Step 6: Final answer
    x = 78,873.41

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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.