Home / 168,530.65-252,796.66-42,170.55

Finding the Fourth Proportional to 168,530.65, 252,796.66 and 42,170.55

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Solution

The fourth proportional to 168,530.65, 252,796.66 and 42,170.55 is: 63,256.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530.65 : 252,796.66 = 42,170.55 : x
  2. Step 2: Convert to fraction form
    168,530.65/252,796.66 = 42,170.55/x
  3. Step 3: Cross multiply
    168,530.65x = 252,796.66 × 42,170.55
  4. Step 4: Simplify right side
    168,530.65x = 10,660,574,190.36
  5. Step 5: Solve for x
    x = 10,660,574,190.36/168,530.65
  6. Step 6: Final answer
    x = 63,256.00

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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.