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Finding the Fourth Proportional to 116,009.60, 173,899.20 and 53,571.20

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Solution

The fourth proportional to 116,009.60, 173,899.20 and 53,571.20 is: 80,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,009.60 : 173,899.20 = 53,571.20 : x
  2. Step 2: Convert to fraction form
    116,009.60/173,899.20 = 53,571.20/x
  3. Step 3: Cross multiply
    116,009.60x = 173,899.20 × 53,571.20
  4. Step 4: Simplify right side
    116,009.60x = 9,315,988,823.04
  5. Step 5: Solve for x
    x = 9,315,988,823.04/116,009.60
  6. Step 6: Final answer
    x = 80,303.60

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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.