Home / 83,125.76-114,670.72-56,269.44

Finding the Fourth Proportional to 83,125.76, 114,670.72 and 56,269.44

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Solution

The fourth proportional to 83,125.76, 114,670.72 and 56,269.44 is: 77,622.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,125.76 : 114,670.72 = 56,269.44 : x
  2. Step 2: Convert to fraction form
    83,125.76/114,670.72 = 56,269.44/x
  3. Step 3: Cross multiply
    83,125.76x = 114,670.72 × 56,269.44
  4. Step 4: Simplify right side
    83,125.76x = 6,452,457,198.80
  5. Step 5: Solve for x
    x = 6,452,457,198.80/83,125.76
  6. Step 6: Final answer
    x = 77,622.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.