Home / 160,424.08-240,872.68-89,485.32

Finding the Fourth Proportional to 160,424.08, 240,872.68 and 89,485.32

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Solution

The fourth proportional to 160,424.08, 240,872.68 and 89,485.32 is: 134,359.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,424.08 : 240,872.68 = 89,485.32 : x
  2. Step 2: Convert to fraction form
    160,424.08/240,872.68 = 89,485.32/x
  3. Step 3: Cross multiply
    160,424.08x = 240,872.68 × 89,485.32
  4. Step 4: Simplify right side
    160,424.08x = 21,554,568,849.06
  5. Step 5: Solve for x
    x = 21,554,568,849.06/160,424.08
  6. Step 6: Final answer
    x = 134,359.93

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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.