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Finding the Fourth Proportional to 176,019.40, 263,798.70 and 70,752.20

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Solution

The fourth proportional to 176,019.40, 263,798.70 and 70,752.20 is: 106,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,019.40 : 263,798.70 = 70,752.20 : x
  2. Step 2: Convert to fraction form
    176,019.40/263,798.70 = 70,752.20/x
  3. Step 3: Cross multiply
    176,019.40x = 263,798.70 × 70,752.20
  4. Step 4: Simplify right side
    176,019.40x = 18,664,338,382.14
  5. Step 5: Solve for x
    x = 18,664,338,382.14/176,019.40
  6. Step 6: Final answer
    x = 106,035.69

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1.5x scale

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.