Home / 160,623.68-240,917.29-42,304.28

Finding the Fourth Proportional to 160,623.68, 240,917.29 and 42,304.28

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Solution

The fourth proportional to 160,623.68, 240,917.29 and 42,304.28 is: 63,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,623.68 : 240,917.29 = 42,304.28 : x
  2. Step 2: Convert to fraction form
    160,623.68/240,917.29 = 42,304.28/x
  3. Step 3: Cross multiply
    160,623.68x = 240,917.29 × 42,304.28
  4. Step 4: Simplify right side
    160,623.68x = 10,191,831,182.65
  5. Step 5: Solve for x
    x = 10,191,831,182.65/160,623.68
  6. Step 6: Final answer
    x = 63,451.61

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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.