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Finding the Fourth Proportional to 170,792.69, 256,189.91 and 70,953.00

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Solution

The fourth proportional to 170,792.69, 256,189.91 and 70,953.00 is: 106,429.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,792.69 : 256,189.91 = 70,953.00 : x
  2. Step 2: Convert to fraction form
    170,792.69/256,189.91 = 70,953.00/x
  3. Step 3: Cross multiply
    170,792.69x = 256,189.91 × 70,953.00
  4. Step 4: Simplify right side
    170,792.69x = 18,177,441,368.75
  5. Step 5: Solve for x
    x = 18,177,441,368.75/170,792.69
  6. Step 6: Final answer
    x = 106,429.86

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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.