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Finding the Fourth Proportional to 94,950.99, 130,992.79 and 54,655.11

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Solution

The fourth proportional to 94,950.99, 130,992.79 and 54,655.11 is: 75,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,950.99 : 130,992.79 = 54,655.11 : x
  2. Step 2: Convert to fraction form
    94,950.99/130,992.79 = 54,655.11/x
  3. Step 3: Cross multiply
    94,950.99x = 130,992.79 × 54,655.11
  4. Step 4: Simplify right side
    94,950.99x = 7,159,425,346.66
  5. Step 5: Solve for x
    x = 7,159,425,346.66/94,950.99
  6. Step 6: Final answer
    x = 75,401.27

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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.