Home / 110,705.04-166,052.88-51,520.32

Finding the Fourth Proportional to 110,705.04, 166,052.88 and 51,520.32

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Solution

The fourth proportional to 110,705.04, 166,052.88 and 51,520.32 is: 77,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,705.04 : 166,052.88 = 51,520.32 : x
  2. Step 2: Convert to fraction form
    110,705.04/166,052.88 = 51,520.32/x
  3. Step 3: Cross multiply
    110,705.04x = 166,052.88 × 51,520.32
  4. Step 4: Simplify right side
    110,705.04x = 8,555,097,514.52
  5. Step 5: Solve for x
    x = 8,555,097,514.52/110,705.04
  6. Step 6: Final answer
    x = 77,278.30

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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.