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Finding the Fourth Proportional to 93,119.56, 139,679.96 and 26,559.52

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Solution

The fourth proportional to 93,119.56, 139,679.96 and 26,559.52 is: 39,839.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,119.56 : 139,679.96 = 26,559.52 : x
  2. Step 2: Convert to fraction form
    93,119.56/139,679.96 = 26,559.52/x
  3. Step 3: Cross multiply
    93,119.56x = 139,679.96 × 26,559.52
  4. Step 4: Simplify right side
    93,119.56x = 3,709,832,691.22
  5. Step 5: Solve for x
    x = 3,709,832,691.22/93,119.56
  6. Step 6: Final answer
    x = 39,839.46

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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.