Home / 110,852.30-166,278.45-66,529.10

Finding the Fourth Proportional to 110,852.30, 166,278.45 and 66,529.10

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Solution

The fourth proportional to 110,852.30, 166,278.45 and 66,529.10 is: 99,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,852.30 : 166,278.45 = 66,529.10 : x
  2. Step 2: Convert to fraction form
    110,852.30/166,278.45 = 66,529.10/x
  3. Step 3: Cross multiply
    110,852.30x = 166,278.45 × 66,529.10
  4. Step 4: Simplify right side
    110,852.30x = 11,062,355,627.90
  5. Step 5: Solve for x
    x = 11,062,355,627.90/110,852.30
  6. Step 6: Final answer
    x = 99,793.65

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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.