Home / 106,861.40-160,582.88-56,976.74

Finding the Fourth Proportional to 106,861.40, 160,582.88 and 56,976.74

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Solution

The fourth proportional to 106,861.40, 160,582.88 and 56,976.74 is: 85,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,861.40 : 160,582.88 = 56,976.74 : x
  2. Step 2: Convert to fraction form
    106,861.40/160,582.88 = 56,976.74/x
  3. Step 3: Cross multiply
    106,861.40x = 160,582.88 × 56,976.74
  4. Step 4: Simplify right side
    106,861.40x = 9,149,488,341.74
  5. Step 5: Solve for x
    x = 9,149,488,341.74/106,861.40
  6. Step 6: Final answer
    x = 85,620.15

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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.