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Finding the Fourth Proportional to 106,898.10, 146,733.49 and 94,527.51

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Solution

The fourth proportional to 106,898.10, 146,733.49 and 94,527.51 is: 129,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,898.10 : 146,733.49 = 94,527.51 : x
  2. Step 2: Convert to fraction form
    106,898.10/146,733.49 = 94,527.51/x
  3. Step 3: Cross multiply
    106,898.10x = 146,733.49 × 94,527.51
  4. Step 4: Simplify right side
    106,898.10x = 13,870,351,011.22
  5. Step 5: Solve for x
    x = 13,870,351,011.22/106,898.10
  6. Step 6: Final answer
    x = 129,753.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.