Home / 672,739.52-1,009,080-167,289.92

Finding the Fourth Proportional to 672,739.52, 1,009,080 and 167,289.92

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Solution

The fourth proportional to 672,739.52, 1,009,080 and 167,289.92 is: 250,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,739.52 : 1,009,080 = 167,289.92 : x
  2. Step 2: Convert to fraction form
    672,739.52/1,009,080 = 167,289.92/x
  3. Step 3: Cross multiply
    672,739.52x = 1,009,080 × 167,289.92
  4. Step 4: Simplify right side
    672,739.52x = 168,808,912,473.60
  5. Step 5: Solve for x
    x = 168,808,912,473.60/672,739.52
  6. Step 6: Final answer
    x = 250,927.60

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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.