Home / 93,613.96-129,234.18-63,558.28

Finding the Fourth Proportional to 93,613.96, 129,234.18 and 63,558.28

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Solution

The fourth proportional to 93,613.96, 129,234.18 and 63,558.28 is: 87,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,613.96 : 129,234.18 = 63,558.28 : x
  2. Step 2: Convert to fraction form
    93,613.96/129,234.18 = 63,558.28/x
  3. Step 3: Cross multiply
    93,613.96x = 129,234.18 × 63,558.28
  4. Step 4: Simplify right side
    93,613.96x = 8,213,902,198.01
  5. Step 5: Solve for x
    x = 8,213,902,198.01/93,613.96
  6. Step 6: Final answer
    x = 87,742.28

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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.