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Finding the Fourth Proportional to 101,898.88, 152,744.64 and 94,356.16

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Solution

The fourth proportional to 101,898.88, 152,744.64 and 94,356.16 is: 141,438.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,898.88 : 152,744.64 = 94,356.16 : x
  2. Step 2: Convert to fraction form
    101,898.88/152,744.64 = 94,356.16/x
  3. Step 3: Cross multiply
    101,898.88x = 152,744.64 × 94,356.16
  4. Step 4: Simplify right side
    101,898.88x = 14,412,397,690.98
  5. Step 5: Solve for x
    x = 14,412,397,690.98/101,898.88
  6. Step 6: Final answer
    x = 141,438.23

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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.