Home / 160,525.02-240,789.88-76,293.78

Finding the Fourth Proportional to 160,525.02, 240,789.88 and 76,293.78

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Solution

The fourth proportional to 160,525.02, 240,789.88 and 76,293.78 is: 114,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,525.02 : 240,789.88 = 76,293.78 : x
  2. Step 2: Convert to fraction form
    160,525.02/240,789.88 = 76,293.78/x
  3. Step 3: Cross multiply
    160,525.02x = 240,789.88 × 76,293.78
  4. Step 4: Simplify right side
    160,525.02x = 18,370,769,719.71
  5. Step 5: Solve for x
    x = 18,370,769,719.71/160,525.02
  6. Step 6: Final answer
    x = 114,441.78

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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.