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Finding the Fourth Proportional to 118,567.60, 177,835.20 and 35,461.60

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Solution

The fourth proportional to 118,567.60, 177,835.20 and 35,461.60 is: 53,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,567.60 : 177,835.20 = 35,461.60 : x
  2. Step 2: Convert to fraction form
    118,567.60/177,835.20 = 35,461.60/x
  3. Step 3: Cross multiply
    118,567.60x = 177,835.20 × 35,461.60
  4. Step 4: Simplify right side
    118,567.60x = 6,306,320,728.32
  5. Step 5: Solve for x
    x = 6,306,320,728.32/118,567.60
  6. Step 6: Final answer
    x = 53,187.55

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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.