Home / 108,994.20-163,595.70-56,441.40

Finding the Fourth Proportional to 108,994.20, 163,595.70 and 56,441.40

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Solution

The fourth proportional to 108,994.20, 163,595.70 and 56,441.40 is: 84,716.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,994.20 : 163,595.70 = 56,441.40 : x
  2. Step 2: Convert to fraction form
    108,994.20/163,595.70 = 56,441.40/x
  3. Step 3: Cross multiply
    108,994.20x = 163,595.70 × 56,441.40
  4. Step 4: Simplify right side
    108,994.20x = 9,233,570,341.98
  5. Step 5: Solve for x
    x = 9,233,570,341.98/108,994.20
  6. Step 6: Final answer
    x = 84,716.16

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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.