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Finding the Fourth Proportional to 106,446.95, 146,890.07 and 61,093.01

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Solution

The fourth proportional to 106,446.95, 146,890.07 and 61,093.01 is: 84,304.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,446.95 : 146,890.07 = 61,093.01 : x
  2. Step 2: Convert to fraction form
    106,446.95/146,890.07 = 61,093.01/x
  3. Step 3: Cross multiply
    106,446.95x = 146,890.07 × 61,093.01
  4. Step 4: Simplify right side
    106,446.95x = 8,973,955,475.50
  5. Step 5: Solve for x
    x = 8,973,955,475.50/106,446.95
  6. Step 6: Final answer
    x = 84,304.49

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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.