Home / 109,006.20-163,613.70-56,453.40

Finding the Fourth Proportional to 109,006.20, 163,613.70 and 56,453.40

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Solution

The fourth proportional to 109,006.20, 163,613.70 and 56,453.40 is: 84,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,006.20 : 163,613.70 = 56,453.40 : x
  2. Step 2: Convert to fraction form
    109,006.20/163,613.70 = 56,453.40/x
  3. Step 3: Cross multiply
    109,006.20x = 163,613.70 × 56,453.40
  4. Step 4: Simplify right side
    109,006.20x = 9,236,549,651.58
  5. Step 5: Solve for x
    x = 9,236,549,651.58/109,006.20
  6. Step 6: Final answer
    x = 84,734.17

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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.