Home / 186,710.20-280,026.62-53,560.84

Finding the Fourth Proportional to 186,710.20, 280,026.62 and 53,560.84

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Solution

The fourth proportional to 186,710.20, 280,026.62 and 53,560.84 is: 80,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,710.20 : 280,026.62 = 53,560.84 : x
  2. Step 2: Convert to fraction form
    186,710.20/280,026.62 = 53,560.84/x
  3. Step 3: Cross multiply
    186,710.20x = 280,026.62 × 53,560.84
  4. Step 4: Simplify right side
    186,710.20x = 14,998,460,989.56
  5. Step 5: Solve for x
    x = 14,998,460,989.56/186,710.20
  6. Step 6: Final answer
    x = 80,330.16

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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.