Home / 108,822.60-163,175.40-38,692.80

Finding the Fourth Proportional to 108,822.60, 163,175.40 and 38,692.80

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Solution

The fourth proportional to 108,822.60, 163,175.40 and 38,692.80 is: 58,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,822.60 : 163,175.40 = 38,692.80 : x
  2. Step 2: Convert to fraction form
    108,822.60/163,175.40 = 38,692.80/x
  3. Step 3: Cross multiply
    108,822.60x = 163,175.40 × 38,692.80
  4. Step 4: Simplify right side
    108,822.60x = 6,313,713,117.12
  5. Step 5: Solve for x
    x = 6,313,713,117.12/108,822.60
  6. Step 6: Final answer
    x = 58,018.40

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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.