Home / 148,259.66-204,598.48-80,276.62

Finding the Fourth Proportional to 148,259.66, 204,598.48 and 80,276.62

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Solution

The fourth proportional to 148,259.66, 204,598.48 and 80,276.62 is: 110,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,259.66 : 204,598.48 = 80,276.62 : x
  2. Step 2: Convert to fraction form
    148,259.66/204,598.48 = 80,276.62/x
  3. Step 3: Cross multiply
    148,259.66x = 204,598.48 × 80,276.62
  4. Step 4: Simplify right side
    148,259.66x = 16,424,474,431.54
  5. Step 5: Solve for x
    x = 16,424,474,431.54/148,259.66
  6. Step 6: Final answer
    x = 110,781.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.