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Finding the Fourth Proportional to 183,463.95, 253,207.94 and 111,885.50

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Solution

The fourth proportional to 183,463.95, 253,207.94 and 111,885.50 is: 154,418.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,463.95 : 253,207.94 = 111,885.50 : x
  2. Step 2: Convert to fraction form
    183,463.95/253,207.94 = 111,885.50/x
  3. Step 3: Cross multiply
    183,463.95x = 253,207.94 × 111,885.50
  4. Step 4: Simplify right side
    183,463.95x = 28,330,295,145.40
  5. Step 5: Solve for x
    x = 28,330,295,145.40/183,463.95
  6. Step 6: Final answer
    x = 154,418.87

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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.