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Finding the Fourth Proportional to 106,698.33, 147,246.67 and 58,954.76

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Solution

The fourth proportional to 106,698.33, 147,246.67 and 58,954.76 is: 81,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,698.33 : 147,246.67 = 58,954.76 : x
  2. Step 2: Convert to fraction form
    106,698.33/147,246.67 = 58,954.76/x
  3. Step 3: Cross multiply
    106,698.33x = 147,246.67 × 58,954.76
  4. Step 4: Simplify right side
    106,698.33x = 8,680,891,980.28
  5. Step 5: Solve for x
    x = 8,680,891,980.28/106,698.33
  6. Step 6: Final answer
    x = 81,359.21

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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.