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Finding the Fourth Proportional to 116,887.20, 175,330.80 and 32,647.20

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Solution

The fourth proportional to 116,887.20, 175,330.80 and 32,647.20 is: 48,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,887.20 : 175,330.80 = 32,647.20 : x
  2. Step 2: Convert to fraction form
    116,887.20/175,330.80 = 32,647.20/x
  3. Step 3: Cross multiply
    116,887.20x = 175,330.80 × 32,647.20
  4. Step 4: Simplify right side
    116,887.20x = 5,724,059,693.76
  5. Step 5: Solve for x
    x = 5,724,059,693.76/116,887.20
  6. Step 6: Final answer
    x = 48,970.80

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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.