Home / 114,533.20-171,929.40-67,812.40

Finding the Fourth Proportional to 114,533.20, 171,929.40 and 67,812.40

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Solution

The fourth proportional to 114,533.20, 171,929.40 and 67,812.40 is: 101,795.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,533.20 : 171,929.40 = 67,812.40 : x
  2. Step 2: Convert to fraction form
    114,533.20/171,929.40 = 67,812.40/x
  3. Step 3: Cross multiply
    114,533.20x = 171,929.40 × 67,812.40
  4. Step 4: Simplify right side
    114,533.20x = 11,658,945,244.56
  5. Step 5: Solve for x
    x = 11,658,945,244.56/114,533.20
  6. Step 6: Final answer
    x = 101,795.33

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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.